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Maro Chronicon

Ohsaka, Japan
Highest
2455
Jun 15, 2020
Lowest
1345
Dec 22, 2011
  • Training Time
  • Passed
  • Failed
20,271 Puzzles
14,462 71%
5,809 29%

Puzzle Themes

Category Score
Advanced Checkmates 100%
  • Advanced Checkmates
  • Attempts: 1
  • Passed: 1
  • Failed: 0
  • Avg Score: 100.00
Rook Endgame 95%
  • Rook Endgame
  • Attempts: 3
  • Passed: 3
  • Failed: 0
  • Avg Score: 95.00
Fianchetto 77%
  • Fianchetto
  • Attempts: 7
  • Passed: 7
  • Failed: 0
  • Avg Score: 77.29
Opposition 69%
  • Opposition
  • Attempts: 37
  • Passed: 29
  • Failed: 8
  • Avg Score: 69.24
Mate in 2 62%
  • Mate in 2
  • Attempts: 1541
  • Passed: 1271
  • Failed: 270
  • Avg Score: 62.38
Mate in 1 60%
  • Mate in 1
  • Attempts: 222
  • Passed: 181
  • Failed: 41
  • Avg Score: 59.61
Basic Checkmates 59%
  • Basic Checkmates
  • Attempts: 1215
  • Passed: 937
  • Failed: 278
  • Avg Score: 59.32
Smothered Mate 58%
  • Smothered Mate
  • Attempts: 235
  • Passed: 191
  • Failed: 44
  • Avg Score: 58.17
Queen Sacrifice 58%
  • Queen Sacrifice
  • Attempts: 1545
  • Passed: 1188
  • Failed: 357
  • Avg Score: 57.96
Clearance Sacrifice 55%
  • Clearance Sacrifice
  • Attempts: 1406
  • Passed: 1050
  • Failed: 356
  • Avg Score: 54.75
Rooks on Seventh 55%
  • Rooks on Seventh
  • Attempts: 211
  • Passed: 136
  • Failed: 75
  • Avg Score: 54.60
Sacrifice 54%
  • Sacrifice
  • Attempts: 1750
  • Passed: 1325
  • Failed: 425
  • Avg Score: 54.39
Battery 53%
  • Battery
  • Attempts: 67
  • Passed: 44
  • Failed: 23
  • Avg Score: 53.12
Underpromotion 53%
  • Underpromotion
  • Attempts: 167
  • Passed: 102
  • Failed: 65
  • Avg Score: 53.11
Stalemate 53%
  • Stalemate
  • Attempts: 342
  • Passed: 224
  • Failed: 118
  • Avg Score: 52.74
Mate in 3+ 53%
  • Mate in 3+
  • Attempts: 4285
  • Passed: 3072
  • Failed: 1213
  • Avg Score: 52.53
Zugzwang 52%
  • Zugzwang
  • Attempts: 323
  • Passed: 227
  • Failed: 96
  • Avg Score: 51.85
Double Check 52%
  • Double Check
  • Attempts: 364
  • Passed: 253
  • Failed: 111
  • Avg Score: 51.82
Exchange Sacrifice 52%
  • Exchange Sacrifice
  • Attempts: 716
  • Passed: 509
  • Failed: 207
  • Avg Score: 51.56
Opposite Colored Bishops 52%
  • Opposite Colored Bishops
  • Attempts: 26
  • Passed: 16
  • Failed: 10
  • Avg Score: 51.54
Passed Pawns 51%
  • Passed Pawns
  • Attempts: 365
  • Passed: 227
  • Failed: 138
  • Avg Score: 51.46
En passant 51%
  • En passant
  • Attempts: 96
  • Passed: 67
  • Failed: 29
  • Avg Score: 50.89
Decoy / Deflection 51%
  • Decoy / Deflection
  • Attempts: 4049
  • Passed: 2961
  • Failed: 1088
  • Avg Score: 50.87
Attacking Castled King 51%
  • Attacking Castled King
  • Attempts: 1432
  • Passed: 1046
  • Failed: 386
  • Avg Score: 50.65
Back Rank 51%
  • Back Rank
  • Attempts: 1521
  • Passed: 1109
  • Failed: 412
  • Avg Score: 50.55
Bishop Pair 50%
  • Bishop Pair
  • Attempts: 68
  • Passed: 42
  • Failed: 26
  • Avg Score: 50.03
Endgame Tactics 50%
  • Endgame Tactics
  • Attempts: 2101
  • Passed: 1470
  • Failed: 631
  • Avg Score: 49.76
4-Move Checkmate 50%
  • 4-Move Checkmate
  • Attempts: 455
  • Passed: 349
  • Failed: 106
  • Avg Score: 49.53
Skewer 49%
  • Skewer
  • Attempts: 979
  • Passed: 696
  • Failed: 283
  • Avg Score: 49.25
Doubled Rook 49%
  • Doubled Rook
  • Attempts: 79
  • Passed: 47
  • Failed: 32
  • Avg Score: 49.08
Discovered Attack 49%
  • Discovered Attack
  • Attempts: 2269
  • Passed: 1618
  • Failed: 651
  • Avg Score: 48.81
Interference 48%
  • Interference
  • Attempts: 792
  • Passed: 558
  • Failed: 234
  • Avg Score: 48.14
Promotion 48%
  • Promotion
  • Attempts: 1738
  • Passed: 1162
  • Failed: 576
  • Avg Score: 48.13
Trapped Piece 48%
  • Trapped Piece
  • Attempts: 1300
  • Passed: 979
  • Failed: 321
  • Avg Score: 48.06
Fork / Double Attack 48%
  • Fork / Double Attack
  • Attempts: 4382
  • Passed: 3159
  • Failed: 1223
  • Avg Score: 47.99
Mating Net 48%
  • Mating Net
  • Attempts: 4475
  • Passed: 3179
  • Failed: 1296
  • Avg Score: 47.90
Remove the Defender 48%
  • Remove the Defender
  • Attempts: 2404
  • Passed: 1718
  • Failed: 686
  • Avg Score: 47.67
Vulnerable King 47%
  • Vulnerable King
  • Attempts: 3358
  • Passed: 2321
  • Failed: 1037
  • Avg Score: 46.91
X-Ray Attack 47%
  • X-Ray Attack
  • Attempts: 478
  • Passed: 351
  • Failed: 127
  • Avg Score: 46.88
Perpetual Check 47%
  • Perpetual Check
  • Attempts: 194
  • Passed: 128
  • Failed: 66
  • Avg Score: 46.88
Windmill 46%
  • Windmill
  • Attempts: 136
  • Passed: 78
  • Failed: 58
  • Avg Score: 46.00
Pin 46%
  • Pin
  • Attempts: 3387
  • Passed: 2402
  • Failed: 985
  • Avg Score: 45.87
Zwischenzug 46%
  • Zwischenzug
  • Attempts: 1621
  • Passed: 1095
  • Failed: 526
  • Avg Score: 45.58
Desperado 46%
  • Desperado
  • Attempts: 462
  • Passed: 332
  • Failed: 130
  • Avg Score: 45.55
Overloading 45%
  • Overloading
  • Attempts: 1047
  • Passed: 755
  • Failed: 292
  • Avg Score: 45.02
Hanging Piece 44%
  • Hanging Piece
  • Attempts: 2279
  • Passed: 1659
  • Failed: 620
  • Avg Score: 44.37
Simplification 44%
  • Simplification
  • Attempts: 1257
  • Passed: 890
  • Failed: 367
  • Avg Score: 44.33
Knight Outpost 44%
  • Knight Outpost
  • Attempts: 45
  • Passed: 25
  • Failed: 20
  • Avg Score: 44.07
Defense 42%
  • Defense
  • Attempts: 2708
  • Passed: 1839
  • Failed: 869
  • Avg Score: 41.80
Two Rooks Checkmate 39%
  • Two Rooks Checkmate
  • Attempts: 3
  • Passed: 1
  • Failed: 2
  • Avg Score: 39.00

Recent Activity

Date ID Rating Moves Target Time My Time Avg Time Outcome My Rating
Jul 14, 2020 0514740 2284 3/3 0:32 7:08 3:28 (70% | +3)
2407
Jul 10, 2020 0767908 2269 0/3 0:31 6:16 1:08 (0% | -12)
2404
Jul 10, 2020 0762400 2736 3/3 0:48 1:48 1:24 (88% | +14)
2416
Jun 28, 2020 0567624 1801 2/2 0:10 14:36 1:43 (70% | +1)
2402
Jun 22, 2020 0726300 2096 0/3 0:25 0:52 0:57 (0% | -14)
2401
Jun 22, 2020 0669736 2027 1/3 0:22 3:06 1:10 (23% | -10)
2415
Jun 22, 2020 0688594 2766 0/3 0:48 7:23 1:21 (0% | -7)
2425
Jun 22, 2020 0772860 2629 4/4 0:54 32:33 2:47 (70% | +7)
2432
Jun 22, 2020 0031438 2293 2/2 0:23 8:31 2:09 (70% | +3)
2425
Jun 21, 2020 0574972 2554 4/4 0:51 6:15 3:22 (70% | +6)
2422
Jun 21, 2020 0718698 2336 3/3 0:33 3:24 2:06 (70% | +4)
2416
Jun 21, 2020 0774168 2090 4/4 0:31 4:38 1:27 (70% | +1)
2412
Jun 21, 2020 0046318 2347 0/3 0:33 4:17 1:23 (0% | -11)
2411
Jun 20, 2020 0675900 2096 3/3 0:24 8:33 2:20 (70% | +1)
2422
Jun 20, 2020 0776302 2632 4/4 0:55 8:18 2:16 (70% | +7)
2421
Jun 20, 2020 0483904 2365 3/3 0:34 7:02 2:01 (70% | +4)
2414
Jun 20, 2020 0982194 2282 3/3 0:32 3:10 0:37 (70% | +3)
2410
Jun 20, 2020 0646528 2534 2/2 0:29 19:45 1:31 (70% | +6)
2407
Jun 20, 2020 0032159 2185 4/4 0:35 3:23 1:14 (70% | +2)
2401
Jun 20, 2020 0059796 2259 0/4 0:38 1:03 1:06 (0% | -12)
2399
Jun 20, 2020 0278731 2757 0/4 1:00 3:52 1:54 (0% | -7)
2411
Jun 20, 2020 0765274 2579 3/3 0:42 5:55 2:21 (70% | +6)
2418
Jun 18, 2020 0760344 1659 2/2 0:07 8:59 0:54 (70% | +1)
2412
Jun 18, 2020 0526104 1974 0/3 0:20 1:02 1:17 (0% | -15)
2411
Jun 18, 2020 0980212 2381 0/4 0:42 2:03 1:43 (0% | -11)
2426
Date ID Rating Theme Outcome
Aug 3, 2020 0746200 1133 Pin
Aug 3, 2020 0093595 909 Trapped Piece
Aug 3, 2020 0775012 778 Fork / Double Attack
Aug 2, 2020 0165011 485 Mating Net
Aug 2, 2020 0561876 991
Aug 2, 2020 0530472 1159 Back Rank, Decoy / Deflection, Mate in 2, Remove the Defender, Knight Outpost
Aug 1, 2020 0031181 1172 Basic Checkmates, Fork / Double Attack, Mate in 3+, Queen Sacrifice, Smothered Mate, Battery
Aug 1, 2020 0177433 351
Aug 1, 2020 0153124 1465 Mate in 3+, Mating Net
Jul 31, 2020 0029803 1041 Attacking Castled King
Jul 31, 2020 0057508 484 Skewer, Doubled Rook
Jul 29, 2020 0527314 1257 Decoy / Deflection, Hanging Piece, Remove the Defender
Jul 29, 2020 0552636 850 Discovered Attack, Fork / Double Attack, Rooks on Seventh, Opposite Colored Bishops, Passed Pawns
Jul 29, 2020 0541752 459
Jul 25, 2020 0432847 1294 Overloading, Pin, Passed Pawns
Jul 25, 2020 0693768 910 Hanging Piece, Passed Pawns
Jul 15, 2020 0158121 1339 Discovered Attack, Interference, Trapped Piece, X-Ray Attack
Jul 15, 2020 0676188 1241 Pin, Battery, Doubled Rook
Jul 15, 2020 0034670 956 Defense
Jun 29, 2020 0526874 1244 Pin, Skewer, Passed Pawns
Jun 29, 2020 0074123 1192 Basic Checkmates, Mate in 1, Mating Net, Knight Outpost, Battery, Passed Pawns
Jun 29, 2020 0694526 962 Mate in 1, Rooks on Seventh, Passed Pawns
Jun 28, 2020 0583630 969 Hanging Piece, Knight Outpost
Jun 28, 2020 0512274 1491 Decoy / Deflection, Pin, Skewer
Jun 28, 2020 0699900 1205 Mate in 1
Date Result Longest Streak Highest Solved Avg Time per Puzzle
Aug 3, 2020 17 12 1056 0:14
Aug 2, 2020 18 9 1126 0:13
Aug 1, 2020 24 15 1408 0:11
Jul 31, 2020 22 10 1324 0:12
Jul 29, 2020 20 8 1222 0:12
Jul 25, 2020 21 15 1203 0:13
Jul 23, 2020 16 10 974 0:08
Jul 15, 2020 21 16 1277 0:10
Jun 29, 2020 19 16 1109 0:13
Jun 28, 2020 24 12 1437 0:11
Jun 28, 2020 19 16 1158 0:12
Jun 25, 2020 8 5 639 0:07
Jun 23, 2020 25 25 1375 0:12
Jun 22, 2020 18 13 1113 0:10
Jun 21, 2020 16 10 976 0:17
Jun 21, 2020 24 14 1359 0:11
Jun 20, 2020 22 15 1333 0:12
Jun 19, 2020 16 9 966 0:15
Jun 19, 2020 21 21 1156 0:13
Jun 18, 2020 22 13 1343 0:12
Jun 18, 2020 20 13 1183 0:13
Jun 16, 2020 17 10 1073 0:13
Jun 16, 2020 18 14 1106 0:14
Jun 15, 2020 24 13 1421 0:10
Jun 15, 2020 20 14 1159 0:14

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