!!visualization and calculation trainer int - botkinsky, vladimir

VisualizationandCalculationTrainer:InteractiveChessExercises

By

VladimirBotkinsky

&

JennyNewberry

Copyright2014.Allrightsreserved.Noduplicationwithouttheexpresswrittenpermissionoftheauthor.

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WARNING:Thisisabook.Youshouldneverreadthisbookwhiledoinganythingthatrequiresyourfullattention!

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Contents

Instructions

AlgebraicNotation

BoardCoordinates

SectionI:Coordinates&SquareColor(1-64)

SectionII:VisualizationExercises1-4(65-85)

SectionIII:VisualizationExercises5-10(6Games)

SectionIV:CalculationExercises(1-55)

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SectionI:Coordinates&SquareColor---12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364

SectionII:VisualizationExercises1-4---[V1]656667686970[V2]7172737475[V3]7677787980[V4]8182838485

SectionIII:VisualizationExercises5-10---Game1--Game2--Game3--Game4--Game5--Game6

SectionIV:CalculationExercises---12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455

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Instructions

Chessvisualizationandcalculationskillsmustbedevelopedifoneistobeproficient.Tothisend,thisinteractivechessbookisdesignedtohelpyoutrain.Workhardontheproblemspresentedandtheskillswilltransferovertoyourownchessgames.

(1)Pleaseadjustyourreader'sfontsizeaccordinglytofitthecontentoneachpage.

(2)Wheneverpossible,usetheinternallinksoneachpageinsteadofthecontrollersonyourdevice.

(3)Theboardcoordinatesarenotincludedontheproblems.Thiswasdoneonpurposetohelpyou.Strongchessplayersknowtheboardverywell.

(4)Pleaseworkhardontheproblemspresented.Thisistheonlywayyouwilltransfertheskillsovertoyourowngames.And,ofcourse,yourchessratingwillgoupnaturally.

Lastly,enjoyyourself!Chessimprovementisdifficult.However,chessisalsosupposedtobefun.Thisiswhywecreatedthisinteractivetrainer.

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AlgebraicNotation[Contents][Next]Itisassumedthatthereaderknowsthebasicsofchess.Thosefundamentalsofthegamearenotcoveredinthisbook.Thesymbolsthatwillbeusedinthisbook:[K=king][Q=queen][R=rook][B=bishop][N=knight][x=capture][+=check][0-0=kingsidecastle][0-0-0=queensidecastle]

Examples:

1.Nf3

1.Nf3e5

2.Nxe5

4.0-0[Next]

[Contents][Next]

[Contents][Next][Back]

SectionI:Coordinates&SquareColor(1-64)

Question1:Where'sthewhitequeen?[Board:whiteonbottom][Contents][NextProblem][Back][Coordinates]

b3

g6

f6

g3

Question2:What'sthecolorofthesquareundertheblackking?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

black

white

Question3:Where'sthewhitepawn?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

d7

d2

e7

e2

Question4:What'sthecolorofthesquareundertheblackknight?[Board:whiteonbottom][Contents][NextProblem][Back][Coordinates]

white

black

Question5:Where'stheblackpawn?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

h3

h2

a7

a3

Question6:What'sthecolorofthesquareunderthewhiterook?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

black

white

Question7:Where'sthewhitequeen?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

g5

b4

c5

b5

Question8:What'sthecolorofthesquareunderthewhiteking?[Board:whiteonbottom][Contents][NextProblem][Back][Coordinates]

black

white

Question9:Where'stheblackking?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

e6

e3

d3

d6

Question10:What'sthecolorofthesquareunderthewhitepawn?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

black

white

Question11:Where'sthewhiteking?[Board:whiteonbottom][Contents][NextProblem][Back][Coordinates]

f2

c7

c2

f7

Question12:What'sthecolorofthesquareundertheblackpawn?[Board:whiteonbottom][Contents][NextProblem][Back][Coordinates]

black

white

Question13:Where'sthewhiteking?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

c4

c5

f4

f5

Question14:What'sthecolorofthesquareundertheblackbishop?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

black

white

Question15:Where'stheblackpawn?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

b3

d3

c6

f3

Question16:What'sthecolorofthesquareundertheblackknight?[Contents][NextProblem][Back][Coordinates][Theboardsidedoesn'tmatter:samecolors!]

black

white

Question17:Where'sthewhitebishop?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

a1

h1

h8

a8

Question18:What'sthecolorofthesquareundertheblackpawn?[Contents][NextProblem][Back][Coordinates]

black

white

Question19:Where'sthewhiteknight?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

d3

e3

d6

f3

Question20:What'sthecolorofthesquareundertheblackbishop?[Contents][NextProblem][Back][Coordinates]

black

white

Question21:Where'stheblackrook?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

a2

h7

a7

h2

Question22:What'sthecolorofthesquareunderthewhitebishop?[Contents][NextProblem][Back][Coordinates]

black

white

Question23:Where'stheblackqueen?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

a4

a5

f5

h4

Question24:What'sthecolorofthesquareundertheblackrook?[Contents][NextProblem][Back][Coordinates]

black

white

Question25:Where'sthewhiterook?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

c2

c7

f2

g7

Question26:What'sthecolorofthesquareunderthewhitequeen?[Contents][NextProblem][Back][Coordinates]

black

white

Question27:Where'stheblackking?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

b8

b1

g1

g8

Question28:What'sthecolorofthesquareunderthewhitepawn?[Contents][NextProblem][Back][Coordinates]

black

white


f3

f6

c6

c3

Question30:What'sthecolorofthesquareundertheblackking?[Contents][NextProblem][Back][Coordinates]

black

white

Question31:Where'stheblackking?[Board:whiteonbottom][Contents][NextProblem][Back][Coordinates]

e6

d6

e3

d3

Question32:What'sthecolorofthesquareunderthewhitepawn?[Contents][NextProblem][Back][Coordinates]

black

white

Question33:Where'stheblackrook?[Board:whiteonbottom][Contents][NextProblem][Back][Coordinates]

a8

h8

h1

a1

Question34:What'sthecoloroff3?[Contents][NextProblem][Back][Coordinates]

black

white

Question35:Where'stheblackqueen?[Board:whiteonbottom][Contents][NextProblem][Back][Coordinates]

b8

g1

g8

b1

Question36:What'sthecolorofc6?[Contents][NextProblem][Back][Coordinates]

black

white


e5

d4

d5

e4

Question38:What'sthecolorofa4?[Contents][NextProblem][Back][Coordinates]

black

white

Question39:Where'stheblackbishop?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

e5

d4

d5

e4

Question40:What'sthecolorofg8?[Contents][NextProblem][Back][Coordinates]

black

white


f4

c4

c5

f5

Question42:What'sthecolorofd3?[Contents][NextProblem][Back][Coordinates]

black

white


g5

b4

b5

g4

Question44:What'sthecolorofe5?[Contents][NextProblem][Back][Coordinates]

black

white


c4

d4

e5

e4

Question46:What'sthecolorofb4?[Contents][NextProblem][Back][Coordinates]

black

white


c2

c7

f3

f6

Question48:What'sthecolorofh7?[Contents][NextProblem][Back][Coordinates]

black

white

Question49:Where'sthewhiterook?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

f7

c7

c2

f2


black

white

Question51:Where'sthewhitequeen?[Board:whiteontop][Contents][NextProblem][Back][Coordinates]

c4

c5

f5

f4

Question52:What'sthecolorofb1?[Contents][NextProblem][Back][Coordinates]

black

white

Question53:Where'stheblackqueen?[Board:whiteonbottom][Contents][NextProblem][Back][Coordinates]

b6

g3

g6

b3

Question54:What'sthecolorofh4?[Contents][NextProblem][Back][Coordinates]

black

white

Question55:Where'stheblackrook?[Board:whiteonbottom][Contents][NextProblem][Back][Coordinates]

b1

b8

g1

g8

Question56:What'sthecoloroff8?[Contents][NextProblem][Back][Coordinates]

black

white

Question57:Where'stheblackking?[Board:whiteonbottom][Contents][NextProblem][Back][Coordinates]

e6

d3

e3

d6

Question58:What'sthecolorofc1?[Contents][NextProblem][Back][Coordinates]

black

white

Question59:Where'sthewhitepawn?[Board:whiteonbottom][Contents][NextProblem][Back][Coordinates]

d7

e2

d2

e7


black

white

Question61:Where'stheblackknight?[Board:whiteonbottom][Contents][NextProblem][Back][Coordinates]

a1

h8

a8

h1

Question62:What'sthecolorofd8?[Contents][NextProblem][Back][Coordinates]

black

white

Question63:Where'stheblackknight?[Board:whiteonbottom][Contents][NextProblem][Back][Coordinates]

d1

e8

d8

e1

Question64:What'sthecolorofg5?[Contents][NextProblem][Back][Coordinates]

black

white


SectionII:VisualizationExercises1-4(65-85)

VisualizationExercise1:Takeafewminutestorememberthegameposition.You'llbequizzedaboutthelocations.[Contents][Next][Back][Coordinates]656667686970

65.What'slocatedatf6?[Contents][NextProblem][Back][Coordinates][Vis-1Board]

whitepawn

blackpawn

blackknight

nothing


whitepawn

nothing

blackpawn

whitebishop

67.Where'stheblackking?[Contents][NextProblem][Back][Coordinates][Vis-1Board]

b7

e8

g7

g8

68.What'slocatedate3?[Contents][NextProblem][Back][Coordinates][Vis-1Board]

whitepawn

whitequeen

nothing

whiteknight

69.Where'sthewhitequeen?[Contents][NextProblem][Back][Coordinates][Vis-1Board]

c2

d1

f2

e3

70.What'slocatedatc8?[Contents][NextProblem][Back][Coordinates][Vis-1Board]

nothing

blackrook

blackbishop

blackqueen

VisualizationExercise:2Takeafewminutestorememberthegameposition.You'llbequizzedaboutthelocations.[Contents][NextProblem][Back][Coordinates]7172737475


whitequeen

blackknight

nothing

whiterook

72.Where'swhiteside'swhitebishop?[Contents][NextProblem][Back][Coordinates][Vis-2Board]

f3

c1

c2

f1

73.What'slocatedata7?[Contents][NextProblem][Back][Coordinates][Vis-2Board]

blackpawn

blackknight

whitepawn

nothing

74.What'slocatedatd5?[Contents][NextProblem][Back][Coordinates][Vis-2Board]

nothing

whitepawn

blackpawn

blackknight

75.What'slocatedatg7?[Contents][NextProblem][Back][Coordinates][Vis-2Board]

nothing

blackbishop

blackknight

blackqueen

76.Where'stheblackking?[Contents][NextProblem][Back][Coordinates][Vis-3Board]

g8

g7

c8

e8

77.What'slocatedata5?[Contents][NextProblem][Back][Coordinates][Vis-3Board]

blackqueen

nothing

blackpawn

whitepawn

78.What'slocatedtwosquaresabovethewhitequeen?[Contents][NextProblem][Back][Coordinates][Vis-3Board]

nothing

whitepawn

whitebishop

whiteknight

79.What'slocatedatg5?[Contents][NextProblem][Back][Coordinates][Vis-3Board]

blackpawn

nothing

whitebishop

blackbishop


blackking

nothing

whitequeen

blackknight

81.Where'sthewhitequeen?[Contents][NextProblem][Back][Coordinates][Vis-4Board]

d1

notontheboard

c2

b2

82.Where'stheblackqueen?[Contents][NextProblem][Back][Coordinates][Vis-4Board]

d2

e2

d7

e7


whiteknight

nothing

whitebishop

whitepawn


blackknight

whitebishop

whitepawn

nothing


blackpawn

nothing

whitebishop

blackknight


SectionIII:VisualizationExercises5-10(Replay6Games)

Visualization5:(GAME#1)[white]ElmarMagerramovvs[black]GarryKasparov(1973)Youareplayingblack.1.e4c52.Nc3e6[Contents][Next][Back][Coordinates]

Visualization5:(GAME#1)3.Nf3Nc64.d4cxd4[Contents][Next][Back][Coordinates]

Visualization5:(GAME#1)5.Nxd4d66.Be3Nf6[Contents][Next][Back][Coordinates]

Visualization5:(GAME#1)7.Be2a68.f4Be7[Contents][Next][Back][Coordinates]

Visualization5:(GAME#1)9.O-OBd710.Nb3b5[Contents][Next][Back][Coordinates]

Visualization5:(GAME#1)11.Bf3Qc712.a3Rb8[Contents][Next][Back][Coordinates]

Visualization5:(GAME#1)13.Qe1a514.Qg3a4[Contents][Next][Back][Coordinates]

Visualization5:(GAME#1)15.Nd4Nxd416.Bxd4b4[Contents][Next][Back][Coordinates]

Visualization5:(GAME#1)17.axb4Rxb418.Ne2O-O[Contents][Next][Back][Coordinates]

Visualization5:(GAME#1)19.Bc3Rc420.e5dxe5[Contents][Next][Back][Coordinates]

Visualization5:(GAME#1)21.fxe5Nd522.Bxd5Qc5+[Contents][Next][Back][Coordinates]

Visualization5:(GAME#1)23.Kh1Qxd524.Nf4Qe4[Contents][Next][Back][Coordinates]

Visualization5:(GAME#1)25.Rae1Qxc226.Re2Qf5[Contents][Next][Back][Coordinates]

Visualization5:(GAME#1)27.Ref2Bc528.Rd2Bc6[Contents][Next][Back][Coordinates]

Visualization5:(GAME#1)29.Rdd1h530.h3h4[Contents][Next][Back][Coordinates]

Visualization5:(GAME#1)31.Qh2Qg532.Nd3Bd4[Contents][Next][Back][Coordinates]

Visualization5:(GAME#1)33.Rf4Rd834.Rdf1Rd735.Be1Bxe5[Contents][Next][Back][Coordinates]

Visualization5:(GAME#1)[white]ElmarMagerramovvs[black]GarryKasparov(1973)0-1[Contents][Next][Back][Coordinates]Congratulationsonfinishingthegame!

Visualization6:(GAME#2)[white]BobbyFischervs[black]LarryEvans(1963)[Contents][Next][Back][Coordinates]Youareplayingwhite.1.e4e52.f4exf43.Bc4Qh4+

Visualization6:(GAME#2)4.Kf1d65.Nc3Be66.Qe2c6[Contents][Next][Back][Coordinates]

Visualization6:(GAME#2)7.Nf3Qe78.d4Bxc49.Qxc4g5[Contents][Next][Back][Coordinates]

Visualization6:(GAME#2)10.e5d511.Qd3Na612.Ne2Nb4[Contents][Next][Back][Coordinates]

Visualization6:(GAME#2)13.Qd1O-O-O14.c3Na615.h4g4[Contents][Next][Back][Coordinates]

Visualization6:(GAME#2)16.Nh2h517.Nxf4Qxh418.Kg1Nh6[Contents][Next][Back][Coordinates]

Visualization6:(GAME#2)19.Nf1Qe720.Nxh5Rg821.Nfg3Rg6[Contents][Next][Back][Coordinates]

Visualization6:(GAME#2)22.Nf4Rg523.Be3Nc724.Qd2Rg8[Contents][Next][Back][Coordinates]

Visualization6:(GAME#2)25.Nfe2f626.exf6Qxf627.Bxh6Bd6[Contents][Next][Back][Coordinates]

Visualization6:(GAME#2)28.Rf1Qe629.Bf4Rde830.Rh6Bxf4[Contents][Next][Back][Coordinates]

Visualization6:(GAME#2)31.Qxf4Qe732.Rf6Ne633.Qe5Ng5[Contents][Next][Back][Coordinates]

Visualization6:(GAME#2)34.Qxe7Rxe735.Rf8+Rxf836.Rxf8+[Contents][Next][Back][Coordinates]

Visualization6:(GAME#2)[white]BobbyFischervs[black]LarryEvans(1963)(1-0)[Contents][Next][Back][Coordinates]Welldone!You'vecompletedtheexercise.

Visualization7:(GAME#3)[white]AlexanderAlekhinevs[black]JohannesHjalmarGiersing(1912)[Contents][Next][Back][Coordinates]Youareplayingwhite.1.c4e62.e4d53.exd5exd54.cxd5Qxd5

Visualization7:(GAME#3)5.Nf3Nf66.Nc3Qa57.Bb5+c68.Bc4Be7[Contents][Next][Back][Coordinates]

Visualization7:(GAME#3)9.Qe2Qd810.O-OO-O11.h3Bf512.d4Nbd7[Contents][Next][Back][Coordinates]

Visualization7:(GAME#3)13.Nh4Bg614.Re1Re815.Nxg6hxg616.Bg5Nb6[Contents][Next][Back][Coordinates]

Visualization7:(GAME#3)17.Bb3Qxd418.Rad1Qc519.Bxf6gxf620.Ne4Qh5[Contents][Next][Back][Coordinates]

Visualization7:(GAME#3)21.Qxh5gxh522.Ng3h423.Nf5Bb424.Rxe8+Rxe8[Contents][Next][Back][Coordinates]

Visualization7:(GAME#3)25.Rd4Re1+26.Kh2Bc527.Rg4+Kf828.Rxh4Kg8[Contents][Next][Back][Coordinates]

Visualization7:(GAME#3)29.Rg4+Kf830.h4Bxf231.h5Bg1+32.Kg3Rf1[Contents][Next][Back][Coordinates]

Visualization7:(GAME#3)33.Bc2Nd734.h6Bf2+35.Kh2Ne536.Rg7Bg1+[Contents][Next][Back][Coordinates]

Visualization7:(GAME#3)37.Kh3Bf238.g3Ng639.h7[Contents][Next][Back][Coordinates]

Visualization7:(GAME#3)[white]AlexanderAlekhinevs[black]JohannesHjalmarGiersing(1912)(1-0)[Contents][Next][Back][Coordinates]Excellent!Keepupyourvisualizationpractice.

Visualization8:(GAME#4)[white]DanielHarrwitzvs[black]PaulMorphy(1858)[Contents][Next][Back][Coordinates]Youareplayingblack.1.d4f52.c4e63.Nc3Nf64.Bg5Be75.e3O-O

Visualization8:(GAME#4)6.Bd3b67.Nge2Bb78.O-ONh59.Bxe7Qxe710.Ng3Nxg3[Contents][Next][Back][Coordinates]

Visualization8:(GAME#4)11.hxg3d612.f4Nc613.g4Nb414.gxf5exf515.Qd2Rae8[Contents][Next][Back][Coordinates]

Visualization8:(GAME#4)16.Rae1Qh417.Bb1Re618.Qf2Qh519.d5Rh620.Qf3Qh4[Contents][Next][Back][Coordinates]

Visualization8:(GAME#4)21.a3Na622.b4Nb823.Ne2Nd724.Ng3g625.Kf2Nf6[Contents][Next][Back][Coordinates]

Visualization8:(GAME#4)26.Rh1Ng4+27.Kg1Qf628.Rxh6Nxh629.Qd1Ng430.Qd2Qh4[Contents][Next][Back][Coordinates]

Visualization8:(GAME#4)31.Nf1Re832.g3Qh333.b5Nf634.Qg2Qxg2+35.Kxg2a6[Contents][Next][Back][Coordinates]

Visualization8:(GAME#4)36.a4axb537.axb5Ra838.Nd2Ra339.e4fxe440.Nxe4Nxe4[Contents][Next][Back][Coordinates]

Visualization8:(GAME#4)41.Bxe4Rc342.Bf3Kf743.Re4Bc844.Be2Bf545.Rd4h5[Contents][Next][Back][Coordinates]

Visualization8:(GAME#4)46.Kf2Kf647.Rd2Bc248.Ke1Be449.Kf2Kf550.Ra2h4[Contents][Next][Back][Coordinates]

Visualization8:(GAME#4)51.gxh4Kxf452.Ra7Rh353.Rxc7Rh2+54.Ke1Ke3[Contents][Next][Back][Coordinates]

Visualization8:(GAME#4)[white]DanielHarrwitzvs[black]PaulMorphy(1858)(0-1)[Contents][Next][Back][Coordinates]Super!Keepupyourexcellenteffort.

Visualization9:(GAME#5)[white]BobbyFischervs[black]MatthewGreen(1957)[Contents][Next][Back][Coordinates]Youareplayingwhite.1.Nf3Nf62.g3g63.Bg2Bg74.O-OO-O5.d3c56.Nbd2Nc6

Visualization9:(GAME#5)7.e4d68.a4Rb89.Nc4b610.e5dxe511.Nfxe5Nxe512.Nxe5Bb7[Contents][Next][Back][Coordinates]

Visualization9:(GAME#5)13.Nc6Bxc614.Bxc6Nd515.Re1e616.c3Qd617.Bb5Rbd818.Qf3h6[Contents][Next][Back][Coordinates]

Visualization9:(GAME#5)19.Bd2Kh720.Bc4a521.Qe4e522.Re2f523.Qh4f424.Qh3Rf5[Contents][Next][Back][Coordinates]

Visualization9:(GAME#5)25.g4Rf726.Qf3Rfd727.Kh1Qf628.Rg1Qg529.Bc1Rd630.h3R6d7[Contents][Next][Back][Coordinates]

Visualization9:(GAME#5)31.Kg2Qh432.Rge1Qg533.Qe4h534.Qf3Bf635.Kh2hxg436.Qxg4Qxg4[Contents][Next][Back][Coordinates]

Visualization9:(GAME#5)37.hxg4Kh638.Kg2g539.Kf3Kg640.Rh1Bg741.Ree1Rh842.Rxh8Bxh8[Contents][Next][Back][Coordinates]

Visualization9:(GAME#5)43.Rh1Bg744.Ke2Rd645.Bd2Nf646.f3Rd847.b4Rh848.Rxh8Bxh8[Contents][Next][Back][Coordinates]

Visualization9:(GAME#5)49.bxa5bxa550.Be6Ne851.c4Kf652.Bd7Ke753.Bxe8Kxe854.Bxa5Kd7[Contents][Next][Back][Coordinates]

Visualization9:(GAME#5)55.Bb6Kc656.Bd8Bg757.Bxg5Kb658.Bd8+[Contents][Next][Back][Coordinates]

Visualization9:(GAME#5)[white]BobbyFischervs[black]MatthewGreen(1957)(1-0)[Contents][Next][Back][Coordinates]Youaredoingverywell!

Visualization10:(GAME#6)[white]JulesDeRivierevs[black]MikhailChigorin(1883)[Contents][Next][Back][Coordinates]Youareplayingblack.1.Nf3d52.d4Nf63.e3Bg44.c4e65.Nc3c66.a3Nbd77.b3Ne48.Bb2Bd69.Qc2f510.Ne5Bxe5

Visualization10:(GAME#6)11.dxe5Qh412.cxd5exd513.g3Qh514.Ne2Bf315.Nf4Qh616.Bg2Bxg217.Nxg2O-O18.O-ORae819.f3Ng520.h4Ne6[Contents][Next][Back][Coordinates]

Visualization10:(GAME#6)21.f4Nec522.Ne1Qg623.Kh2Ne424.Rg1Re625.Nd3Qh626.Raf1Rg627.b4Nb628.Nf2Nc429.Bc1Nxf230.Rxf2Rg4[Contents][Next][Back][Coordinates]

Visualization10:(GAME#6)31.Kh3Qe632.Qd3h633.Kg2Qg634.Kh2Re835.Qd1Qh536.Qf3Re637.Rgg2Qe838.Kg1Qd839.Qd1h540.Rc2b5[Contents][Next][Back][Coordinates]

Visualization10:(GAME#6)41.Qd3Qf842.Bb2Reg643.Kh2Re644.Bd4Qf745.Ra2Re746.a4a647.axb5axb548.Bc5Re849.Ra7Qe650.Qc3Rg6[Contents][Next][Back][Coordinates]

Visualization10:(GAME#6)51.Qa1Rg452.Bd4Re753.Ra8+Re854.Rga2Rxa855.Rxa8+Kh756.Rf8Nd257.Bc5Qg658.Qa8Nf1+59.Kg2Rxg3+60.Kf2Rg2+[Contents][Next][Back][Coordinates]

Visualization10:(GAME#6)[Contents][Next][Back][Coordinates]Verycool!


SectionIV:CalculationExercises(1-55)

CalculationExercise#1:Calculateforwhenwhiteplayse4?[Contents][Next][Back][Coordinates]

Didyouseethisvariation?1.e4dxe42.Nxe4+Ke73.Nxd6Qxd6[Contents][NextProblem][Back][Coordinates]

CalculationExercise#2:Calculateforwhenblackplaysc5?[Contents][Next][Back][Coordinates]

Didyouseethisvariation?1...c52.dxc5Qxe53.Rxd5Qf4+4.Kb1[Contents][NextProblem][Back][Coordinates]

CalculationExercise#3:Calculateforwhenblackplaysb3?[Contents][Next][Back][Coordinates]

Didyouseethis?1...b32.c3bxa23.Rxa2Rfb84.Rxa4Rxb2[Contents][NextProblem][Back][Coordinates]

CalculationExercise#4:CalculateforwhenblackplaysBb5?[Contents][Next][Back][Coordinates]

Didyouseethisvariation?1....Bb52.Rxa8Rxa83.Rxa8+Qxa8[Contents][NextProblem][Back][Coordinates]

CalculationExercise#5:Calculateforwhatcouldhappenafter1.Bg4g5?[Contents][Next][Back][Coordinates]

Didyouseethis?1.Bg4g52.Bxh3gxf43.gxf4andfollowedby4.e6?[Contents][NextProblem][Back][Coordinates]

CalculationExercise#6:Calculateforwhatcouldhappenafter1.Bg5Rxc3?[Contents][Next][Back][Coordinates]

Didyouseethis?1.Bg5Rxc32.Qxc3Qxc33.bxc3Rc8[Contents][NextProblem][Back][Coordinates]

CalculationExercise#7:calculateforwhatcouldhappenafter1.Bxc4Bxc4[Contents][Next][Back][Coordinates]

Didyouseethis?1.Bxc4Bxc42.Rxd6Nb53.Rd8+Rxd84.Bxd8[Contents][NextProblem][Back][Coordinates]

CalculationExercise#8:calculateforwhatcouldhappenafterblackplays1...d4[Contents][Next][Back][Coordinates]

Didyouseethis?1...d42.Bxd4Be63.Bxg7Qxd34.Bxh6+Kh75.Rg7+[Contents][NextProblem][Back][Coordinates]

CalculationExercise#9:calculateforwhatcouldhappenafter1....Bf52.Bd3[Contents][Next][Back][Coordinates]

Didyouseethisvariation?1...Bf52.Bd3Bxe43.Bxe4Qe74.Ng5h6[Contents][NextProblem][Back][Coordinates]

CalculationExercise#10:calculateforwhatcouldhappenafter1.e3[Contents][Next][Back][Coordinates]

Didyouseethisvariation?1.e3hxg52.exd4exf33.Bxf3[Contents][NextProblem][Back][Coordinates]

CalculationExercise#11:calculateforwhatcouldhappenafterblackcastles.1...0-0[Contents][Next][Back][Coordinates]

Didyouseethisvariation?1....O-O2.Nxc6bxc63.Bxc5Nxc54.Bxc6Ba6[Contents][NextProblem][Back][Coordinates]

CalculationExercise#12:calculateforwhatcouldhappenafter1.Rxc7Qxa2[Contents][Next][Back][Coordinates]

Didyouseethisvariation?1.Rxc7Qxa22.Qa3Qxa33.bxa3Be24.Rd6[Contents][NextProblem][Back][Coordinates]

CalculationExercise#13:calculateforwhatcouldhappenafter1.Ncxd5[Contents][Next][Back][Coordinates]

Didyouseethisvariation?1.Ncxd5exd52.Nxd5Bxg43.Rxg4Qd6[Contents][NextProblem][Back][Coordinates]

CalculationExercise#14:calculateforwhatcouldhappenafter1.Bf4+Nce5[Contents][Next][Back][Coordinates]

Didyouseethisvariation?1.Bf4+Nce52.Bxe5Qxd53.Bxh8+Kd74.Be5[Contents][NextProblem][Back][Coordinates]

CalculationExercise#15:calculateforwhatcouldhappenafter1.Qe4Qa5+[Contents][Next][Back][Coordinates]

Didyouseethisvariation?1.Qe4Qa5+2.c3Nxe53.Qf5+[Contents][NextProblem][Back][Coordinates]

CalculationExercise#16:calculateforwhatcouldhappenafter1.h5h6[Contents][Next][Back][Coordinates]

Didyouseethis?1.h5h62.hxg6hxg53.Rh7Rxh74.gxh7Ngf65.Qxg5[Contents][NextProblem][Back][Coordinates]

CalculationExercise#17:calculateforwhatcouldhappenafterblackplays1...d6[Contents][Next][Back][Coordinates]

Didyouseethis?1...d62.Nb7+Bxb73.Rxb7Nc44.Rxf7Ne55.Rxa7[Contents][NextProblem][Back][Coordinates]

CalculationExercise#18:calculateforwhatcouldhappenafterblackplays1...Bf5[Contents][Next][Back][Coordinates]

Didyouseethis?1...Bf52.Qe2Qxb4+3.Kf1Bxc24.Qxc2Qc4+5.Qe2Qxe2+6.Kxe2hxg57.hxg5[Contents][NextProblem][Back][Coordinates]

CalculationExercise#19:calculateforwhatcouldhappenafterwhiteplays1.f4[Contents][Next][Back][Coordinates]

Didyouseethis?1.f4Ng62.g4Nxf43.Nxf4Rxe34.gxf5Qg5+5.Ng2[Contents][NextProblem][Back][Coordinates]

CalculationExercise#20:calculateforwhatcouldhappenafterblackplays1...g5[Contents][Next][Back][Coordinates]

Didyouseethis?1...g52.Qd4gxf43.Bxf4Nxf44.Qxf4Rh55.Rg1Qxe56.Qxe5Rxe5[Contents][NextProblem][Back][Coordinates]

CalculationExercise#21:calculateforwhatcouldhappenafterwhiteplays1.Rb1[Contents][Next][Back][Coordinates]

Didyouseethis?1.Rb1Bxa32.Rxb2Bxb23.f5d34.Ng1d25.Rd1Be5[Contents][NextProblem][Back][Coordinates]

CalculationExercise#22:calculateforwhatcouldhappenafterwhiteplays1.Rb3[Contents][Next][Back][Coordinates]

Didyouseethis?1.Rb3Nxc32.Nxc3Rfc83.dxe5Be64.Rbb1Rxc35.Rxc3Bxc3[Contents][NextProblem][Back][Coordinates]

CalculationExercise#23:calculateforwhatcouldhappenafterblackplays1...Na4[Contents][Next][Back][Coordinates]

Didyouseethis?1...Na42.Rxc6Qxb2+3.Kd2Rd4+4.Ke2Rxd15.Qa7Rf86.Qxe7Bg7[Contents][NextProblem][Back][Coordinates]

CalculationExercise#24:calculateforwhatcouldhappenafter1.Rd1Qe6[Contents][Next][Back][Coordinates]

Didyouseethis?1.Rd1Qe62.Qh8+Qg83.Bxg7+Rxg74.Rxd5[Contents][NextProblem][Back][Coordinates]

CalculationExercise#25:calculateforwhatcouldhappenafterblackplays1...Qa5[Contents][Next][Back][Coordinates]

Didyouseethis?1...Qa52.Qxe4Bxc3+3.Bd2Bxd2+4.Nxd2cxd45.Qxd4[Contents][NextProblem][Back][Coordinates]

CalculationExercise#26:calculateforwhatcouldhappenafter1.Rhd1Rc6[Contents][Next][Back][Coordinates]

Didyouseethis?1.Rhd1Rc62.Qa5Qc83.Rd4f54.Rd3Ra65.Qd2Bf86.Qc3[Contents][NextProblem][Back][Coordinates]

CalculationExercise#27:calculateforwhatcouldhappenafter1.Ne5+[Contents][Next][Back][Coordinates]

Didyouseethis?1.Ne5+Nxe52.dxe5Nxh73.Qxh7Qb64.Nd1Qd45.Qh5+Kf86.e3Qxe5[Contents][NextProblem][Back][Coordinates]

CalculationExercise#28:calculateforwhatcouldhappenafter1.c4[Contents][Next][Back][Coordinates]

Didyouseethis?1.c4cxd42.cxd5exd53.Nxd4Nxd44.Bxd4Bf65.Nxe4dxe46.Bxf6Qxf6[Contents][NextProblem][Back][Coordinates]

CalculationExercise#29:calculateforwhatcouldhappenafter1.Bc6Be5[Contents][Next][Back][Coordinates]

Didyouseethis?1.Bc6Be52.Bxe8Bxd63.Bxg6Kg74.Be8Kf65.Bc6[Contents][NextProblem][Back][Coordinates]

CalculationExercise#30:calculateforwhatcouldhappenafter1.cxd5[Contents][Next][Back][Coordinates]

Didyouseethis?1.cxd5Nxd52.Bxd5exd53.Rxd5Be64.Rdd1Bxb35.axb3[Contents][NextProblem][Back][Coordinates]

CalculationExercise#31:calculateforwhatcouldhappenafter1.Nf5[Contents][Next][Back][Coordinates]

Didyouseethis?1.Nf5f62.Nxd6Re73.g5Nxa44.gxf6Nxf65.Qg5[Contents][NextProblem][Back][Coordinates]

CalculationExercise#32:calculateforwhatcouldhappenafter1.Nd5[Contents][Next][Back][Coordinates]

Didyouseethis?1.Nd5Nxd52.R1h7+Kf63.Rf8Bb74.Rfxf7+Ke55.exd5Kd46.Rxc7Bxd5[Contents][NextProblem][Back][Coordinates]

CalculationExercise#33:calculateforwhatcouldhappenafterblackplays1...Bxd5[Contents][Next][Back][Coordinates]

Didyouseethis?1...Bxd52.Qh7+Kf83.Rxd5Nxd54.Bh6andblackcan'tsavethegame.[Contents][NextProblem][Back][Coordinates]

CalculationExercise#34:calculateforwhatcouldhappenafter1.Ra8Bc6[Contents][Next][Back][Coordinates]

Didyouseethis?1.Ra8Bc62.Rxc8Rxc83.Ra6Bb74.Rb6Rc65.Rxb7Qxb76.Qf6[Contents][NextProblem][Back][Coordinates]

CalculationExercise#35:calculateforwhatcouldhappenafterblackplays1.Bd4[Contents][Next][Back][Coordinates]

Didyouseethis?1..Bd42.Bxd4cxd43.Nf3d34.Kc5Kh55.Kb6Nd46.Kxa7Nxf37.Ne4Ng58.Nd2[Contents][NextProblem][Back][Coordinates]

CalculationExercise#36:calculateforwhatcouldhappenafter1.Rh7Rxh7[Contents][Next][Back][Coordinates]

Didyouseethis?1.Rh7Rxh72.gxh7Ngf63.Qxg5Kf84.Qh4Kf75.Ne5+Nxe56.dxe5Nxh77.Qxh7[Contents][NextProblem][Back][Coordinates]

CalculationExercise#37:calculateforwhatcouldhappenafterblackplays1...Nc2andwhiteplays2.Qh6[Contents][Next][Back][Coordinates]

Didyouseethis?1...Nc22.Qh6Nxf2+3.Kd2Qe74.Bxd3Nxd35.Kxc2Qe2+6.Kc3Nf27.Ne5Rxe5[Contents][NextProblem][Back][Coordinates]

CalculationExercise#38:calculateforwhatcouldhappenafterwhiteplaysKf2.[Contents][Next][Back][Coordinates]

Didyouseethis?1.Kf2Bxf32.Bxf3Qd2+3.Kg3Bd6+4.Kh3Rxc35.Qxc3Qh6+6.Kg4f5+7.Kxf5Qg6checkmate.[Contents][NextProblem][Back][Coordinates]

CalculationExercise#39:calculateforwhatcouldhappenafterBxf7+.[Contents][Next][Back][Coordinates]

Didyouseethis?1.Bxf7+Kxf72.Qxd7+Kf63.Rad1Rhg84.Rd6+Kg55.h4+Kxh46.Qf5Bxg27.Kxg2Bh6+8.Kf3[Contents][NextProblem][Back][Coordinates]

CalculationExercise#40:calculateforwhatcouldhappenafterblackplaysBe2.[Contents][Next][Back][Coordinates]

Didyouseethis?1.Be22.a4Qd73.Nxd6cxd64.Rg1Nce45.Qe1Ng46.Qxe2Ng3+[Contents][NextProblem][Back][Coordinates]

CalculationExercise#41:calculateforwhatcouldhappenafterwhiteplaysBxd5.[Contents][Next][Back][Coordinates]

Didyouseethis?1.Bxd5Nxd52.Rcd1Nf63.Re7Rfe84.Nf5Rxe75.dxe7Re86.Re1Rb87.g4Kh78.h4g69.g5[Contents][NextProblem][Back][Coordinates]

CalculationExercise#42:calculateforwhatcouldhappenafterwhiteplaysNg5.[Contents][Next][Back][Coordinates]

Didyouseethis?1.Ng5Qe72.b6Nxe33.bxa7Qxg54.Nb6+[Contents][NextProblem][Back][Coordinates]

CalculationExercise#43:calculateforwhatcouldhappenafterwhiteplaysRd2.Youareplayingtheblackside.[Contents][Next][Back][Coordinates]

Didyouseethis?1.Rd2Rxd22.Kxd2Ne4+3.fxe4Qxe44.Nf3Qxf35.Re1Qe46.Re2Nxc4+7.Kd1Bg48.Bc1b5[Contents][NextProblem][Back][Coordinates]

CalculationExercise#44:calculateforwhatcouldhappenafterwhiteplaysBxf6+.[Contents][Next][Back][Coordinates]

Didyouseethis?1.Bxf6+Bxf62.Ne4Bxb23.Ng5Qe74.Nxe6+Kh75.Nf8+[Contents][NextProblem][Back][Coordinates]

CalculationExercise#45:BlackjustplayedNg5.Calculateforwhatyoucoulddoplayingthewhiteside.[Contents][Next][Back][Coordinates]

Didyouseethis?1.Nd3Bxd32.Qxd3Nf73.Rf2Qe34.Qxe3Rxe35.Re2[Contents][NextProblem][Back][Coordinates]

CalculationExercise#46:calculateforwhatcouldhappenafterblackplaysNe5.[Contents][Next][Back][Coordinates]

Didyouseethis?1...Ne52.d6Nxf3+3.Qxf3Qxd64.Qxb7Rb85.Qa7Rc86.Rfd1Qc77.Qxa6[Contents][NextProblem][Back][Coordinates]

CalculationExercise#47:calculateforwhatcouldhappenafterwhiteplaystheboldmoveBxg7.[Contents][Next][Back][Coordinates]

Didyouseethis?1.Bxg7Kxg72.Nh5+Kf83.Qxh6+Ke74.Qg5+Kd65.Nf6Qe56.b4Qxg57.Ne4+Ke7[Contents][NextProblem][Back][Coordinates]

CalculationExercise#48:calculateforwhatcouldhappenafterwhiteplaysRfb1.[Contents][Next][Back][Coordinates]

Didyouseethis?1.Rfb1Rh72.Qg3Nb63.Rxb6axb64.Qg8+Qe85.Qxh7[Contents][NextProblem][Back][Coordinates]

CalculationExercise#49:calculateforwhatcouldhappenafterwhiteplaysf5.[Contents][Next][Back][Coordinates]

Didyouseethis?1.f5exf52.exf5Qf73.Rg3Qg74.Bd5+Kh85.Qxg7+Nxg76.fxg6[Contents][NextProblem][Back][Coordinates]

CalculationExercise#50:calculateforwhatcouldhappenafterblackplaysf4.[Contents][Next][Back][Coordinates]

Didyouseethis?1...f42.Qxa5Be23.Re1f34.Nc3Nd35.Nxe2fxg26.f3Qg5[Contents][NextProblem][Back][Coordinates]

CalculationExercise#51:calculateforwhatcouldhappenafterblackplaysf5.[Contents][Next][Back][Coordinates]

Didyouseethis?1.f52.Nxg6Ng43.Bc4+Rf74.Bxg7Kxg75.Bxf7Kxf76.Qxg4Qd57.Nh4[Contents][NextProblem][Back][Coordinates]

CalculationExercise#52:calculateforwhatcouldhappenafterwhiteplaysQxg5andblackplaysBh3.[Contents][Next][Back][Coordinates]

Didyouseethis?1.Qxg5Bh32.Rf3Nxe43.Qh4Qg6[Contents][NextProblem][Back][Coordinates]

CalculationExercise#53:calculateforwhatcouldhappenafterwhiteplaysg4.[Contents][Next][Back][Coordinates]

Didyouseethis?1.g4hxg42.Bh6Nc43.Bxc4Rxc44.Bxg7Kxg75.h5g56.fxg4[Contents][NextProblem][Back][Coordinates]

CalculationExercise#54:calculateforwhatcouldhappenafterwhiteplaysQc2.[Contents][Next][Back][Coordinates]

Didyouseethis?1.Qc2Nxc32.Bxf5Ncxd53.Bxh7+Kh84.Bd3Nf65.O-O[Contents][NextProblem][Back][Coordinates]

CalculationExercise#55:calculateforwhatcouldhappenafterblackplaysg5.[Contents][Next][Back][Coordinates]

Didyouseethis?1...g52.Be3f43.gxf4Re24.Rxe2Qxe25.h3Qd1+6.Kh2Bf1[Contents][Next][Back][Coordinates]

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!!visualization and calculation trainer int - botkinsky, vladimir

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