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ErnestIII

Ernest Williamson III, PhD

Nashville, Tennessee, United States
Highest
2521
Mar 12, 2020
Lowest
1295
May 29, 2014
  • Training Time
  • Passed
  • Failed
30,247 Puzzles
16,581 54%
13,666 46%

Puzzle Themes

Category Score
Fianchetto 64%
  • Fianchetto
  • Attempts: 73
  • Passed: 52
  • Failed: 21
  • Avg Score: 63.93
Trapped Piece 57%
  • Trapped Piece
  • Attempts: 1853
  • Passed: 1194
  • Failed: 659
  • Avg Score: 56.80
Skewer 53%
  • Skewer
  • Attempts: 1427
  • Passed: 821
  • Failed: 606
  • Avg Score: 53.39
Basic Checkmates 53%
  • Basic Checkmates
  • Attempts: 1988
  • Passed: 1163
  • Failed: 825
  • Avg Score: 53.11
Mate in 2 53%
  • Mate in 2
  • Attempts: 1787
  • Passed: 1097
  • Failed: 690
  • Avg Score: 53.06
Opposition 53%
  • Opposition
  • Attempts: 68
  • Passed: 30
  • Failed: 38
  • Avg Score: 52.68
Rook Endgame 53%
  • Rook Endgame
  • Attempts: 21
  • Passed: 11
  • Failed: 10
  • Avg Score: 52.62
Rooks on Seventh 52%
  • Rooks on Seventh
  • Attempts: 1764
  • Passed: 921
  • Failed: 843
  • Avg Score: 51.85
Back Rank 52%
  • Back Rank
  • Attempts: 2139
  • Passed: 1235
  • Failed: 904
  • Avg Score: 51.52
Hanging Piece 51%
  • Hanging Piece
  • Attempts: 3375
  • Passed: 2004
  • Failed: 1371
  • Avg Score: 51.31
Fork / Double Attack 51%
  • Fork / Double Attack
  • Attempts: 6669
  • Passed: 3767
  • Failed: 2902
  • Avg Score: 51.27
Doubled Rook 51%
  • Doubled Rook
  • Attempts: 926
  • Passed: 478
  • Failed: 448
  • Avg Score: 51.12
X-Ray Attack 51%
  • X-Ray Attack
  • Attempts: 768
  • Passed: 450
  • Failed: 318
  • Avg Score: 50.74
Passed Pawns 51%
  • Passed Pawns
  • Attempts: 3531
  • Passed: 1788
  • Failed: 1743
  • Avg Score: 50.69
Pin 51%
  • Pin
  • Attempts: 5762
  • Passed: 3221
  • Failed: 2541
  • Avg Score: 50.63
Discovered Attack 50%
  • Discovered Attack
  • Attempts: 2942
  • Passed: 1675
  • Failed: 1267
  • Avg Score: 50.42
Mate in 3+ 50%
  • Mate in 3+
  • Attempts: 5521
  • Passed: 2954
  • Failed: 2567
  • Avg Score: 50.29
Mate in 1 50%
  • Mate in 1
  • Attempts: 191
  • Passed: 118
  • Failed: 73
  • Avg Score: 50.18
Double Check 50%
  • Double Check
  • Attempts: 464
  • Passed: 244
  • Failed: 220
  • Avg Score: 50.06
Two Rooks Checkmate 50%
  • Two Rooks Checkmate
  • Attempts: 35
  • Passed: 18
  • Failed: 17
  • Avg Score: 49.97
Clearance Sacrifice 50%
  • Clearance Sacrifice
  • Attempts: 1934
  • Passed: 1040
  • Failed: 894
  • Avg Score: 49.86
Knight Outpost 50%
  • Knight Outpost
  • Attempts: 613
  • Passed: 316
  • Failed: 297
  • Avg Score: 49.84
Mating Net 50%
  • Mating Net
  • Attempts: 6936
  • Passed: 3730
  • Failed: 3206
  • Avg Score: 49.73
Battery 50%
  • Battery
  • Attempts: 644
  • Passed: 328
  • Failed: 316
  • Avg Score: 49.67
Opposite Colored Bishops 50%
  • Opposite Colored Bishops
  • Attempts: 249
  • Passed: 126
  • Failed: 123
  • Avg Score: 49.65
Vulnerable King 49%
  • Vulnerable King
  • Attempts: 5896
  • Passed: 3148
  • Failed: 2748
  • Avg Score: 49.46
Attacking Castled King 49%
  • Attacking Castled King
  • Attempts: 2243
  • Passed: 1189
  • Failed: 1054
  • Avg Score: 49.44
Zwischenzug 49%
  • Zwischenzug
  • Attempts: 2494
  • Passed: 1358
  • Failed: 1136
  • Avg Score: 49.42
Remove the Defender 49%
  • Remove the Defender
  • Attempts: 3283
  • Passed: 1810
  • Failed: 1473
  • Avg Score: 49.18
Bishop Pair 49%
  • Bishop Pair
  • Attempts: 790
  • Passed: 402
  • Failed: 388
  • Avg Score: 49.05
Underpromotion 49%
  • Underpromotion
  • Attempts: 262
  • Passed: 82
  • Failed: 180
  • Avg Score: 48.95
Decoy / Deflection 49%
  • Decoy / Deflection
  • Attempts: 6057
  • Passed: 3216
  • Failed: 2841
  • Avg Score: 48.91
Defense 48%
  • Defense
  • Attempts: 4093
  • Passed: 2191
  • Failed: 1902
  • Avg Score: 48.41
Overloading 48%
  • Overloading
  • Attempts: 1602
  • Passed: 911
  • Failed: 691
  • Avg Score: 48.29
Simplification 48%
  • Simplification
  • Attempts: 1955
  • Passed: 1052
  • Failed: 903
  • Avg Score: 48.22
Sacrifice 48%
  • Sacrifice
  • Attempts: 2740
  • Passed: 1423
  • Failed: 1317
  • Avg Score: 48.10
Promotion 48%
  • Promotion
  • Attempts: 2669
  • Passed: 1308
  • Failed: 1361
  • Avg Score: 47.92
Queen Sacrifice 48%
  • Queen Sacrifice
  • Attempts: 1631
  • Passed: 865
  • Failed: 766
  • Avg Score: 47.76
Interference 48%
  • Interference
  • Attempts: 1141
  • Passed: 577
  • Failed: 564
  • Avg Score: 47.62
Exchange Sacrifice 47%
  • Exchange Sacrifice
  • Attempts: 969
  • Passed: 484
  • Failed: 485
  • Avg Score: 47.17
4-Move Checkmate 47%
  • 4-Move Checkmate
  • Attempts: 738
  • Passed: 394
  • Failed: 344
  • Avg Score: 47.07
Windmill 47%
  • Windmill
  • Attempts: 134
  • Passed: 67
  • Failed: 67
  • Avg Score: 46.78
Desperado 47%
  • Desperado
  • Attempts: 760
  • Passed: 397
  • Failed: 363
  • Avg Score: 46.57
Endgame Tactics 46%
  • Endgame Tactics
  • Attempts: 3328
  • Passed: 1561
  • Failed: 1767
  • Avg Score: 46.14
Two Bishops Checkmate 46%
  • Two Bishops Checkmate
  • Attempts: 6
  • Passed: 3
  • Failed: 3
  • Avg Score: 45.67
En passant 44%
  • En passant
  • Attempts: 144
  • Passed: 61
  • Failed: 83
  • Avg Score: 43.94
Stalemate 42%
  • Stalemate
  • Attempts: 500
  • Passed: 146
  • Failed: 354
  • Avg Score: 41.52
Perpetual Check 41%
  • Perpetual Check
  • Attempts: 282
  • Passed: 103
  • Failed: 179
  • Avg Score: 41.38
Zugzwang 41%
  • Zugzwang
  • Attempts: 629
  • Passed: 242
  • Failed: 387
  • Avg Score: 41.21
Advanced Checkmates 41%
  • Advanced Checkmates
  • Attempts: 38
  • Passed: 16
  • Failed: 22
  • Avg Score: 40.87
Smothered Mate 39%
  • Smothered Mate
  • Attempts: 320
  • Passed: 140
  • Failed: 180
  • Avg Score: 38.62
Pawn Endgame 39%
  • Pawn Endgame
  • Attempts: 6
  • Passed: 1
  • Failed: 5
  • Avg Score: 38.50
Fastest Checkmate 17%
  • Fastest Checkmate
  • Attempts: 3
  • Passed: 0
  • Failed: 3
  • Avg Score: 17.33
Alekhine's Gun 12%
  • Alekhine's Gun
  • Attempts: 2
  • Passed: 0
  • Failed: 2
  • Avg Score: 12.00

Recent Activity

Date ID Rating Moves Target Time My Time Avg Time Outcome My Rating
May 23, 2020 0977968 2334 3/3 0:30 1:45 2:05 (75% | +5)
2500
May 23, 2020 0617672 2395 3/3 0:33 0:51 1:08 (95% | +12)
2495
May 23, 2020 0597120 2726 0/3 0:44 1:19 3:22 (0% | -8)
2483
May 23, 2020 0545244 2339 2/2 0:22 0:23 1:54 (100% | +12)
2491
May 23, 2020 0700170 2043 3/3 0:21 0:30 1:04 (96% | +8)
2479
May 23, 2020 0626790 2369 2/3 0:32 1:49 1:57 (51% | +1)
2471
May 23, 2020 0629032 2456 2/4 0:44 3:30 2:14 (35% | -4)
2470
May 23, 2020 0040043 2313 3/3 0:30 1:40 2:25 (77% | +5)
2474
May 23, 2020 0544824 2134 0/5 0:34 0:40 1:09 (0% | -14)
2469
May 23, 2020 0052522 2852 5/5 1:12 5:49 2:35 (70% | +8)
2483
May 23, 2020 0267633 2588 3/3 0:40 1:45 0:56 (84% | +11)
2475
May 23, 2020 0762054 2319 4/4 0:39 1:01 0:52 (94% | +11)
2464
May 23, 2020 0031653 2277 2/2 0:22 0:52 1:24 (86% | +8)
2453
May 23, 2020 0770676 2752 0/5 1:08 0:54 1:25 (0% | -8)
2445
May 23, 2020 0776398 2392 4/4 0:43 1:02 1:02 (96% | +12)
2453
May 23, 2020 0568656 2553 0/2 0:29 0:51 1:29 (0% | -9)
2441
May 21, 2020 0051788 2451 2/2 0:26 0:42 1:04 (94% | +13)
2450
May 21, 2020 0039478 2041 5/5 0:31 2:06 2:03 (70% | +1)
2437
May 21, 2020 0729618 2416 2/3 0:35 1:07 1:19 (61% | +2)
2436
May 21, 2020 0637196 2253 1/3 0:29 1:52 2:28 (24% | -8)
2434
May 21, 2020 0767124 2151 3/3 0:26 1:18 2:30 (80% | +5)
2442
May 21, 2020 0767074 2523 0/4 0:48 2:33 1:38 (0% | -10)
2437
May 21, 2020 0775948 2060 4/4 0:28 2:22 1:24 (70% | +1)
2447
May 21, 2020 0776098 2435 0/4 0:44 0:44 0:39 (0% | -11)
2446
May 21, 2020 0983550 2807 1/3 0:49 0:32 2:51 (33% | -1)
2457
Date ID Rating Theme Outcome
Apr 28, 2017 0232799 2764 Defense, Fork / Double Attack, Hanging Piece, Pin, Zwischenzug, Passed Pawns
Apr 26, 2017 0026753 1829 Defense, Pin, Bishop Pair
Apr 26, 2017 0442547 1627 Fork / Double Attack, Remove the Defender, Smothered Mate, Knight Outpost, Passed Pawns
Apr 26, 2017 0548428 1434 Mate in 3+, Mating Net, Queen Sacrifice, Vulnerable King, Bishop Pair
Apr 26, 2017 0501844 1385 Mate in 2, Mating Net, Vulnerable King, Rooks on Seventh
Apr 26, 2017 0091153 2151 Mate in 3+, Mating Net, Sacrifice, Vulnerable King
Apr 26, 2017 0035749 2271 Mate in 3+, Vulnerable King, Passed Pawns
Apr 26, 2017 0030155 1434 Defense, Discovered Attack, Hanging Piece
Apr 26, 2017 0048580 1510 Mate in 2, Mating Net, Pin, Vulnerable King, Battery, Bishop Pair
Apr 26, 2017 0029407 2052 Back Rank, Defense, Fork / Double Attack, Hanging Piece, Remove the Defender
Apr 26, 2017 0141564 2257 Back Rank, Mate in 2, Vulnerable King
Apr 26, 2017 0063358 1930 Trapped Piece, Bishop Pair
Apr 26, 2017 0487764 2619 Defense, Endgame Tactics, Promotion, Passed Pawns
Apr 26, 2017 0036785 1789 Discovered Attack, Fork / Double Attack, Mating Net, Vulnerable King, Bishop Pair
Apr 26, 2017 0490684 2442 Fork / Double Attack, Hanging Piece, Overloading, Pin, Simplification, Double Check, Bishop Pair, Rooks on Seventh, Passed Pawns
Apr 26, 2017 0083102 909 Pin, Simplification, Vulnerable King
Apr 26, 2017 0040378 1659 Exchange Sacrifice, Fork / Double Attack, Remove the Defender, Sacrifice, Zwischenzug, Bishop Pair
Apr 26, 2017 0074134 1469 Defense, Desperado, Hanging Piece, Pin, Simplification, Zwischenzug, Bishop Pair
Apr 26, 2017 0335867 1662 Pin, Queen Sacrifice, Simplification, Zwischenzug, Bishop Pair, Passed Pawns
Apr 26, 2017 0030274 1401 Basic Checkmates, Mate in 2, Vulnerable King, Bishop Pair, Passed Pawns
Apr 26, 2017 0029396 1674 Desperado, Fork / Double Attack, Hanging Piece, Pin, Simplification, Trapped Piece, Fianchetto
Apr 26, 2017 0033117 1655 Decoy / Deflection, Fork / Double Attack, Queen Sacrifice, Simplification
Apr 26, 2017 0040130 1751 Decoy / Deflection, Defense, Exchange Sacrifice, Fork / Double Attack, Hanging Piece, Pin, Remove the Defender, Battery, Bishop Pair
Apr 26, 2017 0033781 1936 Attacking Castled King, Back Rank, Basic Checkmates, Decoy / Deflection, Exchange Sacrifice, Mate in 3+, Remove the Defender, Sacrifice, Vulnerable King, Clearance Sacrifice, Rooks on Seventh
Apr 26, 2017 0190866 1756 Fork / Double Attack, Vulnerable King, Fianchetto
Date Result Longest Streak Highest Solved Avg Time per Puzzle
Nov 1, 2019 1 1 100 0:10

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