change log for P0001310 (close)
date | time | user | object | table | field | type | old | new |
---|---|---|---|---|---|---|---|---|
2023-07-21 | 16:58:48 | A.Buchanan | P0001310 | problems | solution | update | 1. gxf6ep! droht 2. 0-0#! (2.Kf2#?) R: 1. f7-f5 f6xD/Te7 etc | 1. gxf6ep! droht 2. 0-0#! (2.Kf2#?) R: 1. f7-f5 f6xDe7,f6xTe7 etc |
2023-07-21 | 16:58:20 | A.Buchanan | P0001310 | problems | solution | update | 1. gxf6ep! droht 2. 0-0#! (2.Kf2#?) | 1. gxf6ep! droht 2. 0-0#! (2.Kf2#?) R: 1. f7-f5 f6xD/Te7 etc |
2023-07-21 | 16:50:29 | A.Buchanan | P0001310 | problems | solution | update | 1. gxf6ep! droht 2. 0-0#! edit | 1. gxf6ep! droht 2. 0-0#! (2.Kf2#?) |
2023-07-21 | 16:49:47 | A.Buchanan | P0001310 | problems | soltxt | update | Wh caps: fxe7, hxg5 Bl caps: axbxc2, wBf1 If w00 rights remain, the only way to give White a prior move is to retract f2-f4, so ep would be on. The key threatens (inter alia) 2. 0-0#/Kf2#, and both remain whatever Black plays, so the castling retro-justification for ep can never be disrupted. | Wh caps: fxe7, hxg5 Bl caps: axbxc2, wBf1 If wK castling right remains, the only way to give White a prior move is to retract f7-f5, so ep would be on. The key threatens (inter alia) 2. 0-0#/Kf2#, and both remain whatever Black plays, so the castling retro-justification for ep can never be disrupted. R: 1. S~a3? a3-a4? blocks wT from retracting to home square if wK castling right remains. |
2022-06-06 | 15:02:25 | A.Buchanan | a posteriori (AP) (Type Petrovic) | refkey | addition | update | Type Petrovic | |
2022-05-28 | 10:33:00 | A.Buchanan | P0001310 | problems | soltxt | update | Wh caps: fxe7, hxg5 Bl caps: axbxc2, wBf1 If w00 rights remain, the only way to give White a prior move is to retract f2-f4, so ep would be on. The key threatens (inter alia) 2. 0-0#/Kf2#, and both remain whatever Black plays, so the castling retro-justification for ep can never be disrupted. | |
2022-05-28 | 10:26:21 | A.Buchanan | P0001310 | problems | cpluscomm | update | 1. gxf6ep! droht 2. 0-0#! | HC+ Popeye v4.87 & simple retro-logic |
2022-05-28 | 10:26:00 | A.Buchanan | P0001310 | problems | solution | update | 1. gxf6ep! droht 2. 0-0#! edit | |
2022-05-28 | 10:24:50 | A.Buchanan | P0001310 | problems | cpluscomm | update | 1. gxf6ep! droht 2. 0-0#! | |
2022-05-28 | 10:24:50 | A.Buchanan | P0001310 | problems | cplus | update | F | T |
2022-05-27 | 9:03:36 | A.Buchanan | Dragan Lj. Petrovic | refaut | add | |||
2022-05-27 | 9:02:31 | A.Buchanan | Dragan Lj. Petrovic | refaut | remove | |||
2022-05-27 | 9:02:16 | A.Buchanan | P0001310 | problems | stip | update | #2 | #2 (AP) |
2020-12-08 | 8:32:20 | A.Buchanan | 2# | refgen | add | |||
2020-12-08 | 8:30:30 | A.Buchanan | En passant as key | refkey | remove | |||
2020-12-08 | 8:30:13 | A.Buchanan | En passant as key | refkey | keyid | update | S0000010 | S0000165 |
2010-09-10 | 13:48:05 | Mario Richter | En passant as key | refkey | add | |||
2010-06-13 | 22:56:38 | Gerd Wilts | (38) Mat Plus 12 10-12/2009 | refsrc | date | update | 10-12/2009 | |
2010-06-13 | 22:56:24 | Gerd Wilts | (38) Mat Plus 12 | refsrc | add |