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GM Hikaru

Hikaru Nakamura

Sunrise, Florida, United States
Highest
3421
Oct 9, 2018
Lowest
695
Jan 6, 2014
  • Training Time
  • Passed
  • Failed
2,082 Puzzles
1,110 53%
972 47%

Puzzle Themes

Category Score
X-Ray Attack 91%
  • X-Ray Attack
  • Attempts: 12
  • Passed: 11
  • Failed: 1
  • Avg Score: 91.08
Smothered Mate 73%
  • Smothered Mate
  • Attempts: 9
  • Passed: 7
  • Failed: 2
  • Avg Score: 73.44
Interference 71%
  • Interference
  • Attempts: 44
  • Passed: 31
  • Failed: 13
  • Avg Score: 70.84
Discovered Attack 70%
  • Discovered Attack
  • Attempts: 67
  • Passed: 44
  • Failed: 23
  • Avg Score: 69.91
Clearance Sacrifice 70%
  • Clearance Sacrifice
  • Attempts: 50
  • Passed: 34
  • Failed: 16
  • Avg Score: 69.60
Opposition 69%
  • Opposition
  • Attempts: 5
  • Passed: 3
  • Failed: 2
  • Avg Score: 69.40
Mate in 2 68%
  • Mate in 2
  • Attempts: 27
  • Passed: 17
  • Failed: 10
  • Avg Score: 68.00
Simplification 68%
  • Simplification
  • Attempts: 35
  • Passed: 23
  • Failed: 12
  • Avg Score: 67.83
Pin 68%
  • Pin
  • Attempts: 99
  • Passed: 66
  • Failed: 33
  • Avg Score: 67.65
Attacking Castled King 67%
  • Attacking Castled King
  • Attempts: 54
  • Passed: 34
  • Failed: 20
  • Avg Score: 66.85
Fork / Double Attack 67%
  • Fork / Double Attack
  • Attempts: 184
  • Passed: 116
  • Failed: 68
  • Avg Score: 66.85
Double Check 67%
  • Double Check
  • Attempts: 8
  • Passed: 5
  • Failed: 3
  • Avg Score: 66.50
Decoy / Deflection 66%
  • Decoy / Deflection
  • Attempts: 166
  • Passed: 107
  • Failed: 59
  • Avg Score: 66.46
Trapped Piece 65%
  • Trapped Piece
  • Attempts: 86
  • Passed: 55
  • Failed: 31
  • Avg Score: 65.44
Back Rank 65%
  • Back Rank
  • Attempts: 46
  • Passed: 28
  • Failed: 18
  • Avg Score: 64.61
Windmill 64%
  • Windmill
  • Attempts: 3
  • Passed: 2
  • Failed: 1
  • Avg Score: 64.33
En passant 64%
  • En passant
  • Attempts: 3
  • Passed: 2
  • Failed: 1
  • Avg Score: 64.33
Desperado 64%
  • Desperado
  • Attempts: 16
  • Passed: 10
  • Failed: 6
  • Avg Score: 64.13
Queen Sacrifice 64%
  • Queen Sacrifice
  • Attempts: 40
  • Passed: 23
  • Failed: 17
  • Avg Score: 64.10
Remove the Defender 63%
  • Remove the Defender
  • Attempts: 70
  • Passed: 43
  • Failed: 27
  • Avg Score: 63.24
Basic Checkmates 63%
  • Basic Checkmates
  • Attempts: 13
  • Passed: 8
  • Failed: 5
  • Avg Score: 63.08
Mating Net 62%
  • Mating Net
  • Attempts: 171
  • Passed: 99
  • Failed: 72
  • Avg Score: 62.19
Hanging Piece 62%
  • Hanging Piece
  • Attempts: 51
  • Passed: 31
  • Failed: 20
  • Avg Score: 61.76
Zwischenzug 60%
  • Zwischenzug
  • Attempts: 38
  • Passed: 18
  • Failed: 20
  • Avg Score: 60.26
Mate in 3+ 59%
  • Mate in 3+
  • Attempts: 336
  • Passed: 186
  • Failed: 150
  • Avg Score: 58.86
Vulnerable King 58%
  • Vulnerable King
  • Attempts: 144
  • Passed: 77
  • Failed: 67
  • Avg Score: 58.44
Endgame Tactics 58%
  • Endgame Tactics
  • Attempts: 195
  • Passed: 109
  • Failed: 86
  • Avg Score: 58.25
4-Move Checkmate 58%
  • 4-Move Checkmate
  • Attempts: 15
  • Passed: 7
  • Failed: 8
  • Avg Score: 58.20
Defense 58%
  • Defense
  • Attempts: 133
  • Passed: 74
  • Failed: 59
  • Avg Score: 57.86
Pawn Promotion 57%
  • Pawn Promotion
  • Attempts: 125
  • Passed: 69
  • Failed: 56
  • Avg Score: 56.78
Sacrifice 56%
  • Sacrifice
  • Attempts: 68
  • Passed: 37
  • Failed: 31
  • Avg Score: 55.85
Perpetual Check 56%
  • Perpetual Check
  • Attempts: 27
  • Passed: 14
  • Failed: 13
  • Avg Score: 55.81
Zugzwang 53%
  • Zugzwang
  • Attempts: 53
  • Passed: 25
  • Failed: 28
  • Avg Score: 53.42
Overloading 53%
  • Overloading
  • Attempts: 38
  • Passed: 20
  • Failed: 18
  • Avg Score: 53.37
Skewer 52%
  • Skewer
  • Attempts: 85
  • Passed: 39
  • Failed: 46
  • Avg Score: 51.91
Stalemate 46%
  • Stalemate
  • Attempts: 73
  • Passed: 31
  • Failed: 42
  • Avg Score: 45.74
Underpromotion 40%
  • Underpromotion
  • Attempts: 18
  • Passed: 6
  • Failed: 12
  • Avg Score: 39.50
Mate in 1 39%
  • Mate in 1
  • Attempts: 5
  • Passed: 2
  • Failed: 3
  • Avg Score: 39.00
Exchange Sacrifice 23%
  • Exchange Sacrifice
  • Attempts: 7
  • Passed: 2
  • Failed: 5
  • Avg Score: 23.43

Recent Activity

Date ID Rating Moves Target Time My Time Avg Time Outcome My Rating
Mar 2, 2019 0042901 3274 2/8 1:02 0:28 1:05 (25% | -7)
3324
Jan 3, 2019 0043925 3384 3/8 1:17 0:42 0:34 (38% | -3)
3331
Nov 22, 2018 0041231 3385 0/8 1:14 0:45 0:30 (0% | -10)
3334
Nov 22, 2018 0047715 3350 0/4 0:48 0:31 0:13 (0% | -10)
3344
Nov 22, 2018 0532520 3070 5/5 0:42 0:20 0:37 (100% | +13)
3354
Nov 22, 2018 0468401 3386 1/3 0:38 2:43 0:36 (23% | -6)
3341
Nov 22, 2018 0384617 3233 0/4 0:47 0:04 0:28 (0% | -10)
3347
Nov 22, 2018 0191092 3158 0/5 0:43 3:18 1:03 (0% | -12)
3357
Nov 22, 2018 0039638 2973 2/4 0:28 0:29 1:25 (50% | -5)
3369
Nov 22, 2018 0391375 3042 1/4 0:30 0:58 1:25 (23% | -10)
3374
Nov 22, 2018 0518620 3305 3/6 1:01 0:23 1:53 (50% | +1)
3384
Nov 22, 2018 0039411 3116 0/3 0:32 0:07 0:52 (0% | -12)
3383
Oct 9, 2018 0439205 3413 2/6 0:55 0:28 0:49 (33% | -5)
3395
Oct 9, 2018 0043291 3412 0/6 0:54 0:13 0:15 (0% | -12)
3400
Oct 9, 2018 0231817 3199 1/7 1:03 1:14 1:41 (14% | -9)
3412
Oct 9, 2018 0043623 2929 4/4 0:26 0:22 1:07 (100% | +11)
3421
Oct 9, 2018 0434309 2824 3/3 0:27 0:31 0:45 (99% | +11)
3410
Oct 9, 2018 0435831 2897 4/4 0:30 0:51 1:21 (94% | +9)
3399
Oct 9, 2018 0577908 2997 0/6 0:40 0:07 0:47 (0% | -14)
3390
Oct 9, 2018 0036764 2915 6/6 0:44 0:25 1:34 (100% | +12)
3404
Oct 9, 2018 0038313 3038 4/4 0:37 0:35 0:35 (100% | +13)
3392
Oct 9, 2018 0045240 2864 0/6 0:38 0:13 1:14 (0% | -14)
3379
Oct 9, 2018 0094402 3342 6/6 0:52 0:41 0:58 (100% | +14)
3393
Oct 9, 2018 0030841 3180 2/2 0:24 0:26 0:14 (99% | +13)
3379
Oct 9, 2018 0159806 3084 4/4 0:38 0:16 0:54 (100% | +13)
3366
Date ID Rating Theme Outcome
Mar 5, 2019 0090530 2748 Decoy / Deflection, Discovered Attack, Endgame Tactics, Skewer, Vulnerable King, Opposite Colored Bishops, Passed Pawns
Feb 20, 2017 0536398 3159 Rooks on Seventh, Passed Pawns
Feb 20, 2017 0042756 2813 Endgame Tactics, Mate in 3+, Mating Net, Pawn Promotion, Underpromotion, Passed Pawns, Advanced Checkmates
Feb 20, 2017 0031698 2952 Fork / Double Attack
Feb 20, 2017 0051910 2943 Fork / Double Attack, Pawn Promotion, Simplification, Battery, Passed Pawns
Feb 20, 2017 0031103 3115 Attacking Castled King, Back Rank, Decoy / Deflection, Queen Sacrifice, Bishop Pair, Passed Pawns
Feb 20, 2017 0521458 3244 Pin, Rooks on Seventh
Feb 20, 2017 0175433 3023 Pin, Passed Pawns
Feb 20, 2017 0067035 2979 Fork / Double Attack, Trapped Piece, Passed Pawns
Feb 20, 2017 0531234 3122 Back Rank, Defense, Pin, Zwischenzug, Doubled Rook
Feb 20, 2017 0214189 3036 Fork / Double Attack
Dec 30, 2016 0510624 3190 Defense, Pin, Passed Pawns
Dec 30, 2016 0038698 2646 Fork / Double Attack, Pin, Passed Pawns
Dec 30, 2016 0031451 3136
Dec 30, 2016 0031257 2700 Bishop Pair
Dec 30, 2016 0033052 2858 Attacking Castled King, Pin, Passed Pawns
Dec 30, 2016 0481904 2907 Vulnerable King, Bishop Pair
Dec 30, 2016 0032857 3012 Trapped Piece, Bishop Pair
Dec 30, 2016 0505342 3021 Rooks on Seventh
Dec 30, 2016 0168655 3171 Defense
Dec 30, 2016 0468401 3386 Battery
Dec 30, 2016 0031969 3406 Decoy / Deflection, Fork / Double Attack, Hanging Piece, Pin, Vulnerable King
Dec 30, 2016 0089113 3149 Mate in 3+, Passed Pawns
Dec 30, 2016 0040336 2908 Fork / Double Attack, Pin, Rooks on Seventh, Passed Pawns
Dec 30, 2016 0040844 2972 Pin, Doubled Rook, Passed Pawns
Date Result Longest Streak Highest Solved Avg Time per Puzzle
Dec 20, 2019 48 40 2503 0:03
Dec 20, 2019 29 29 1540 0:06
Dec 20, 2019 42 34 2252 0:03
Dec 20, 2019 48 32 2600 0:04
Dec 20, 2019 44 21 2391 0:03
Dec 20, 2019 48 48 2431 0:03
Dec 20, 2019 49 49 2506 0:04
Dec 20, 2019 47 42 2455 0:04
Dec 20, 2019 36 20 1993 0:03
Dec 20, 2019 44 23 2302 0:03
Dec 20, 2019 7 7 411 0:01
Dec 20, 2019 0 0 0 0:01
Dec 20, 2019 24 23 1327 0:02
Dec 16, 2019 64 59 3308 0:13
Dec 12, 2019 39 22 2095 0:04
Dec 10, 2019 47 26 2440 0:05
Dec 10, 2019 44 22 2321 0:04
Dec 10, 2019 48 29 2576 0:05
Dec 10, 2019 45 30 2384 0:05
Dec 8, 2019 50 32 2635 0:05
Dec 8, 2019 38 32 2074 0:03
Dec 8, 2019 13 13 710 0:02
Dec 8, 2019 11 11 640 0:02
Dec 8, 2019 41 23 2215 0:03
Dec 8, 2019 43 41 2274 0:03

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