MESON Chess Problem Database
Problem Display
PID: 91631 (k7/2p5/2Kb4/3P4/2P3P1/8/5R2/2B5 w - - 0 1)
Borovik, Boris V
Probleemblad, 1987
#4
6 + 3
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Keys
- 1.Ba3!
- threat
- 2.Bxd6
- threat
- 3.Kxc7
- 3...Ka7
- 4.Ra2#
- 3...Ka7
- 3.Bxc7
- 3...Ka7
- 4.Ra2#
- 3...Ka7
- 3.Bc5
- 3...Kb8
- 4.Rf8#
- 3...Kb8
- 3.Kxc7
- 2...Ka7
- 3.Bc5+
- 3...Ka6
- 4.Ra2#
- 3...Ka8
- 4.Rf8#
- 3...Kb8
- 4.Rf8#
- 3...Ka6
- 3.Kxc7
- threat
- 4.Ra2#
- 3...Ka6
- 4.Ra2#
- 3...Ka8
- 4.Ra2#
- threat
- 3.Bxc7
- threat
- 4.Ra2#
- 3...Ka6
- 4.Ra2#
- 3...Ka8
- 4.Ra2#
- threat
- 3.Bc5+
- 2...Kb8
- 3.Bxc7+
- 3...Ka7
- 4.Ra2#
- 3...Ka8
- 4.Ra2#
- 3...Kc8
- 4.Rf8#
- 3...Ka7
- 3.Bc5
- threat
- 4.Rf8#
- 3...Ka8
- 4.Rf8#
- 3...Kc8
- 4.Rf8#
- threat
- 3.Bxc7+
- 2...cxd6
- 3.Kb6
- 3...Kb8
- 4.Rf8#
- 3...Kb8
- 3.Kc7
- 3...Ka7
- 4.Ra2#
- 3...Ka7
- 3.Kb6
- threat
- 2.Bxd6
- 1...Ka7
- 2.Bxd6
- threat
- 3.Bc5+
- 3...Ka6
- 4.Ra2#
- 3...Ka8
- 4.Rf8#
- 3...Kb8
- 4.Rf8#
- 3...Ka6
- 3.Kxc7
- threat
- 4.Ra2#
- 3...Ka6
- 4.Ra2#
- 3...Ka8
- 4.Ra2#
- threat
- 3.Bxc7
- threat
- 4.Ra2#
- 3...Ka6
- 4.Ra2#
- 3...Ka8
- 4.Ra2#
- threat
- 3.Bc5+
- 2...Ka8
- 3.Kxc7
- 3...Ka7
- 4.Ra2#
- 3...Ka7
- 3.Bxc7
- 3...Ka7
- 4.Ra2#
- 3...Ka7
- 3.Bc5
- 3...Kb8
- 4.Rf8#
- 3...Kb8
- 3.Kxc7
- 2...Kb8
- 3.Bxc7+
- 3...Ka7
- 4.Ra2#
- 3...Ka8
- 4.Ra2#
- 3...Kc8
- 4.Rf8#
- 3...Ka7
- 3.Bc5
- threat
- 4.Rf8#
- 3...Ka8
- 4.Rf8#
- 3...Kc8
- 4.Rf8#
- threat
- 3.Bxc7+
- 2...cxd6
- 3.Kc7
- threat
- 4.Ra2#
- 3...Ka6
- 4.Ra2#
- 3...Ka8
- 4.Ra2#
- threat
- 3.Rf8
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Kc7
- threat
- 2.Bxd6
- 1...Kb8
- 2.Bxd6
- threat
- 3.Bxc7+
- 3...Ka7
- 4.Ra2#
- 3...Ka8
- 4.Ra2#
- 3...Kc8
- 4.Rf8#
- 3...Ka7
- 3.Bc5
- threat
- 4.Rf8#
- 3...Ka8
- 4.Rf8#
- 3...Kc8
- 4.Rf8#
- threat
- 3.Bxc7+
- 2...Ka7
- 3.Bc5+
- 3...Ka6
- 4.Ra2#
- 3...Ka8
- 4.Rf8#
- 3...Kb8
- 4.Rf8#
- 3...Ka6
- 3.Kxc7
- threat
- 4.Ra2#
- 3...Ka6
- 4.Ra2#
- 3...Ka8
- 4.Ra2#
- threat
- 3.Bxc7
- threat
- 4.Ra2#
- 3...Ka6
- 4.Ra2#
- 3...Ka8
- 4.Ra2#
- threat
- 3.Bc5+
- 2...Ka8
- 3.Kxc7
- 3...Ka7
- 4.Ra2#
- 3...Ka7
- 3.Bxc7
- 3...Ka7
- 4.Ra2#
- 3...Ka7
- 3.Bc5
- 3...Kb8
- 4.Rf8#
- 3...Kb8
- 3.Kxc7
- 2...cxd6
- 3.Ra2
- 3...Kc8
- 4.Ra8#
- 3...Kc8
- 3.Ra2
- threat
- 2.Bxd6
- 1...Bxa3
- 2.Ra2
- threat
- 3.Kxc7
- 3...Ka7
- 4.Rxa3#
- 3...Ka7
- 3.Kxc7
- 2...Ka7
- 3.Kxc7
- threat
- 4.Rxa3#
- 3...Ka6
- 4.Rxa3#
- 3...Ka8
- 4.Rxa3#
- threat
- 3.Kxc7
- 2...Kb8
- 3.Rxa3
- 3...Kc8
- 4.Ra8#
- 3...Kc8
- 3.Rxa3
- threat
- 2.Ra2
- 1...Bh2
- 2.Rf8+
- 2...Ka7
- 3.Bc5+
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Bc5+
- 2...Ka7
- 2.Rxh2
- threat
- 3.Bc5
- 3...Kb8
- 4.Rh8#
- 3...Kb8
- 3.Bc5
- 2...Ka7
- 3.Bc5+
- 3...Ka6
- 4.Ra2#
- 3...Ka8
- 4.Rh8#
- 3...Kb8
- 4.Rh8#
- 3...Ka6
- 3.Rh8
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Bc5+
- 2...Kb8
- 3.Bc5
- threat
- 4.Rh8#
- 3...Ka8
- 4.Rh8#
- 3...Kc8
- 4.Rh8#
- threat
- 3.Bc5
- threat
- 2.Rf8+
- 1...Bg3
- 2.Rf8+
- 2...Ka7
- 3.Bc5+
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Bc5+
- 2...Ka7
- 2.Rf8+
- 1...Bb4
- 2.Bxb4
- threat
- 3.Kxc7
- 3...Ka7
- 4.Ra2#
- 3...Ka7
- 3.Bc5
- 3...Kb8
- 4.Rf8#
- 3...Kb8
- 3.Kxc7
- 2...Ka7
- 3.Bc5+
- 3...Ka6
- 4.Ra2#
- 3...Ka8
- 4.Rf8#
- 3...Kb8
- 4.Rf8#
- 3...Ka6
- 3.Kxc7
- threat
- 4.Ra2#
- 3...Ka6
- 4.Ra2#
- 3...Ka8
- 4.Ra2#
- threat
- 3.Rf8
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Bc5+
- 2...Kb8
- 3.Bc5
- threat
- 4.Rf8#
- 3...Ka8
- 4.Rf8#
- 3...Kc8
- 4.Rf8#
- threat
- 3.Ra2
- 3...Kc8
- 4.Ra8#
- 3...Kc8
- 3.Bc5
- threat
- 2.Bxb4
- 1...Bf4
- 2.Rxf4
- threat
- 3.Bc5
- 3...Kb8
- 4.Rf8#
- 3...Kb8
- 3.Bc5
- 2...Ka7
- 3.Rf8
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Rf8
- 2...Kb8
- 3.Bc5
- threat
- 4.Rf8#
- 3...Ka8
- 4.Rf8#
- 3...Kc8
- 4.Rf8#
- threat
- 3.Bc5
- threat
- 2.Rxf4
- 1...Be5
- 2.Rf8+
- 2...Ka7
- 3.Bc5+
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Bc5+
- 2...Ka7
- 2.Rf8+
- 1...Be7
- 2.Bxe7
- threat
- 3.Kxc7
- 3...Ka7
- 4.Ra2#
- 3...Ka7
- 3.Bc5
- 3...Kb8
- 4.Rf8#
- 3...Kb8
- 3.Kxc7
- 2...Ka7
- 3.Bc5+
- 3...Ka6
- 4.Ra2#
- 3...Ka8
- 4.Rf8#
- 3...Kb8
- 4.Rf8#
- 3...Ka6
- 3.Kxc7
- threat
- 4.Ra2#
- 3...Ka6
- 4.Ra2#
- 3...Ka8
- 4.Ra2#
- threat
- 3.Rf8
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Bc5+
- 2...Kb8
- 3.Bc5
- threat
- 4.Rf8#
- 3...Ka8
- 4.Rf8#
- 3...Kc8
- 4.Rf8#
- threat
- 3.Ra2
- 3...Kc8
- 4.Ra8#
- 3...Kc8
- 3.Bc5
- threat
- 2.Bxe7
- 1...Bf8
- 2.Rxf8+
- 2...Ka7
- 3.Bc5+
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Kxc7
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Bc1
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Bb2
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Bb4
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Be7
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Rc8
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Rd8
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Re8
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Rg8
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Rh8
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.c5
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.g5
- 3...Ka6
- 4.Ra8#
- 3...Ka6
- 3.Bc5+
- 2...Ka7
- 2.Bxf8
- threat
- 3.Kxc7
- 3...Ka7
- 4.Ra2#
- 3...Ka7
- 3.Bc5
- 3...Kb8
- 4.Rf8#
- 3...Kb8
- 3.Kxc7
- 2...Ka7
- 3.Bc5+
- 3...Ka6
- 4.Ra2#
- 3...Ka8
- 4.Rf8#
- 3...Kb8
- 4.Rf8#
- 3...Ka6
- 3.Kxc7
- threat
- 4.Ra2#
- 3...Ka6
- 4.Ra2#
- 3...Ka8
- 4.Ra2#
- threat
- 3.Bc5+
- 2...Kb8
- 3.Bc5
- threat
- 4.Rf8#
- 3...Ka8
- 4.Rf8#
- 3...Kc8
- 4.Rf8#
- threat
- 3.Ra2
- 3...Kc8
- 4.Ra8#
- 3...Kc8
- 3.Bc5
- threat
- 2.Rxf8+
- threat
- 1.Ba3!
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