MESON Chess Problem Database
Problem Display
PID: 222863 (5B2/8/5PK1/3B4/8/4p3/ppR1R3/1k6 w - - 0 1)
MacKay, Donald
Source?, 0000
#3
6 + 4
| 14986 | White-Hume Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...a1S
- 2.Ba2+
- 2...Kxa2
- 3.Rxb2#
- 2...Kxa2
- 2.Ba2+
- 1...a1B
- 2.Rc4
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Rc4
- 1...a1R
- 2.Bb3
- threat
- 3.Re1#
- threat
- 2.Rc3
- threat
- 3.Re1#
- threat
- 2.Rc5
- threat
- 3.Re1#
- threat
- 2.Rc6
- threat
- 3.Re1#
- threat
- 2.Rc7
- threat
- 3.Re1#
- threat
- 2.Rc8
- threat
- 3.Re1#
- threat
- 2.Bb3
- 1...a1S
- Tries
- 1.Kg5?
- 1...Ka1
- 2.Re1+
- 2...b1Q
- 3.Rxa2#
- 2...b1S
- 3.Rxa2#
- 2...b1B
- 3.Rxa2#
- 2...b1R
- 3.Rxa2#
- 2...b1Q
- 2.Re1+
- 1...a1S
- 2.Ba2+
- 2...Kxa2
- 3.Rxb2#
- 2...Kxa2
- 2.Ba2+
- 1...a1B
- 2.Rc4
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Rc4
- 1...a1R
- 2.Rc3
- threat
- 3.Re1#
- threat
- 2.Rc5
- threat
- 3.Re1#
- threat
- 2.Rc6
- threat
- 3.Re1#
- threat
- 2.Rc7
- threat
- 3.Re1#
- threat
- 2.Rc8
- threat
- 3.Re1#
- threat
- 2.Rc3
- 1...a1Q!
- 1...Ka1
- 1.Kh5?
- 1...Ka1
- 2.Re1+
- 2...b1Q
- 3.Rxa2#
- 2...b1S
- 3.Rxa2#
- 2...b1B
- 3.Rxa2#
- 2...b1R
- 3.Rxa2#
- 2...b1Q
- 2.Re1+
- 1...a1S
- 2.Ba2+
- 2...Kxa2
- 3.Rxb2#
- 2...Kxa2
- 2.Ba2+
- 1...a1B
- 2.Rc4
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Rc4
- 1...a1R
- 2.Rc3
- threat
- 3.Re1#
- threat
- 2.Rc5
- threat
- 3.Re1#
- threat
- 2.Rc6
- threat
- 3.Re1#
- threat
- 2.Rc7
- threat
- 3.Re1#
- threat
- 2.Rc8
- threat
- 3.Re1#
- threat
- 2.Rc3
- 1...a1Q!
- 1...Ka1
- 1.Kh6?
- 1...Ka1
- 2.Re1+
- 2...b1Q
- 3.Rxa2#
- 2...b1S
- 3.Rxa2#
- 2...b1B
- 3.Rxa2#
- 2...b1R
- 3.Rxa2#
- 2...b1Q
- 2.Re1+
- 1...a1S
- 2.Ba2+
- 2...Kxa2
- 3.Rxb2#
- 2...Kxa2
- 2.Ba2+
- 1...a1B
- 2.Rc4
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Rc4
- 1...a1R
- 2.Bb3
- threat
- 3.Re1#
- threat
- 2.Rc3
- threat
- 3.Re1#
- threat
- 2.Rc5
- threat
- 3.Re1#
- threat
- 2.Rc6
- threat
- 3.Re1#
- threat
- 2.Rc7
- threat
- 3.Re1#
- threat
- 2.Rc8
- threat
- 3.Re1#
- threat
- 2.Bb3
- 1...a1Q!
- 1...Ka1
- 1.Kf7?
- 1...Ka1
- 2.Re1+
- 2...b1Q
- 3.Rxa2#
- 2...b1S
- 3.Rxa2#
- 2...b1B
- 3.Rxa2#
- 2...b1R
- 3.Rxa2#
- 2...b1Q
- 2.Re1+
- 1...a1S
- 2.Ba2+
- 2...Kxa2
- 3.Rxb2#
- 2...Kxa2
- 2.Ba2+
- 1...a1B
- 2.Rc4
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Rc4
- 1...a1R
- 2.Rc7
- threat
- 3.Re1#
- threat
- 2.Rc7
- 1...a1Q!
- 1...Ka1
- 1.Kg7?
- 1...Ka1
- 2.Re1+
- 2...b1Q
- 3.Rxa2#
- 2...b1S
- 3.Rxa2#
- 2...b1B
- 3.Rxa2#
- 2...b1R
- 3.Rxa2#
- 2...b1Q
- 2.Re1+
- 1...a1S
- 2.Ba2+
- 2...Kxa2
- 3.Rxb2#
- 2...Kxa2
- 2.Ba2+
- 1...a1B
- 2.Rc4
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Rc4
- 1...a1R
- 2.Rc7
- threat
- 3.Re1#
- threat
- 2.Rc7
- 1...a1Q!
- 1...Ka1
- 1.Be4?
- threat
- 2.Re1#
- 1...a1Q
- 2.Rc3+
- 2...Ka2
- 3.Ra3#
- 2...Ka2
- 2.Re1+
- 2...Ka2
- 3.Bd5#
- 2...Ka2
- 2.Rc3+
- 1...a1S
- 2.Rxb2+
- 2...Kc1
- 3.Rb1#
- 2...Kc1
- 2.Rxb2+
- 1...a1B
- 2.Rxb2+
- 2...Kc1
- 3.Rb1#
- 2...Kc1
- 2.Rc3+
- 2...Ka2
- 3.Ra3#
- 2...Ka2
- 2.Re1+
- 2...Ka2
- 3.Bd5#
- 2...Ka2
- 2.Rxb2+
- 1...a1R
- 2.Rc3+
- 2...Ka2
- 3.Ra3#
- 2...Ka2
- 2.Re1+
- 2...Ka2
- 3.Bd5#
- 2...Ka2
- 2.Rc3+
- 1...Ka1!
- threat
- 1.Ba3?
- threat
- 2.Bxb2
- threat
- 3.Rc1#
- threat
- 2.Rxb2+
- 2...Ka1
- 3.Re1#
- 2...Kc1
- 3.Re1#
- 2...Ka1
- 2.Bxb2
- 1...Ka1
- 2.Bxb2+
- 2...Kb1
- 3.Rc1#
- 2...Kb1
- 2.Re1+
- 2...b1Q
- 3.Bb2#
- 2...b1S
- 3.Bb2#
- 3.Rxa2#
- 2...b1B
- 3.Bb2#
- 2...b1R
- 3.Bb2#
- 3.Rxa2#
- 2...b1Q
- 2.Bxb2+
- 1...a1Q
- 2.Bb3
- threat
- 3.Re1#
- threat
- 2.Rc3
- threat
- 3.Re1#
- threat
- 2.Rc5
- threat
- 3.Re1#
- threat
- 2.Rc6
- threat
- 3.Re1#
- threat
- 2.Rc7
- threat
- 3.Re1#
- threat
- 2.Rc8
- threat
- 3.Re1#
- threat
- 2.Bb3
- 1...a1S
- 2.Rxb2+
- 2...Kc1
- 3.Re1#
- 2...Kc1
- 2.Rxb2+
- 1...a1R
- 2.Bxb2
- threat
- 3.Rc1#
- threat
- 2.Bb3
- threat
- 3.Re1#
- threat
- 2.Rxb2+
- 2...Kc1
- 3.Re1#
- 2...Kc1
- 2.Rc3
- threat
- 3.Re1#
- 3.Rxb2#
- threat
- 2.Rc5
- threat
- 3.Re1#
- 3.Rxb2#
- threat
- 2.Rc6
- threat
- 3.Re1#
- 3.Rxb2#
- threat
- 2.Rc7
- threat
- 3.Re1#
- 3.Rxb2#
- threat
- 2.Rc8
- threat
- 3.Re1#
- 3.Rxb2#
- threat
- 2.Bxb2
- 1...a1B!
- threat
- 1.Bc5?
- 1...Ka1
- 2.Re1+
- 2...b1Q
- 3.Bd4#
- 2...b1S
- 3.Bd4#
- 3.Rxa2#
- 2...b1B
- 3.Bd4#
- 2...b1R
- 3.Bd4#
- 3.Rxa2#
- 2...b1Q
- 2.Re1+
- 1...a1S
- 2.Ba2+
- 2...Kxa2
- 3.Rxb2#
- 2...Kxa2
- 2.Ba2+
- 1...a1B
- 2.Rc4
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Rc4
- 1...a1R
- 2.Bb3
- threat
- 3.Re1#
- threat
- 2.Rc3
- threat
- 3.Re1#
- threat
- 2.Bb3
- 1...a1Q!
- 1...Ka1
- 1.Bd6?
- 1...Ka1
- 2.Re1+
- 2...b1Q
- 3.Be5#
- 2...b1S
- 3.Be5#
- 3.Rxa2#
- 2...b1B
- 3.Be5#
- 2...b1R
- 3.Be5#
- 3.Rxa2#
- 2...b1Q
- 2.Re1+
- 1...a1S
- 2.Ba2+
- 2...Kxa2
- 3.Rxb2#
- 2...Kxa2
- 2.Ba2+
- 1...a1B
- 2.Rc4
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Rc4
- 1...a1R
- 2.Bb3
- threat
- 3.Re1#
- threat
- 2.Rc3
- threat
- 3.Re1#
- threat
- 2.Rc5
- threat
- 3.Re1#
- threat
- 2.Rc6
- threat
- 3.Re1#
- threat
- 2.Rc7
- threat
- 3.Re1#
- threat
- 2.Rc8
- threat
- 3.Re1#
- threat
- 2.Bb3
- 1...a1Q!
- 1...Ka1
- 1.Rxb2+?
- 1...Ka1
- 2.Rxa2+
- 2...Kb1
- 3.Re1#
- 2...Kb1
- 2.Rxa2+
- 1...Kc1!
- 1...Ka1
- 1.Rc4?
- threat
- 2.Re1#
- 1...a1Q
- 2.Re1+
- 2...Ka2
- 3.Rcc1#
- 3.Rc2#
- 3.Rc3#
- 3.Ra4#
- 3.Rd4#
- 3.Re4#
- 3.Rf4#
- 3.Rg4#
- 3.Rh4#
- 3.Rc6#
- 3.Rc7#
- 3.Rc8#
- 2...Ka2
- 2.Re1+
- 1...a1S
- 2.Re1+
- 2...Ka2
- 3.Ra4#
- 2...Ka2
- 2.Re1+
- 1...a1B
- 2.Kf5
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Kg5
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Kh5
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Kh6
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Kf7
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Kg7
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Kh7
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Be6
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Bf7
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Bg8
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Bb4
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Bc5
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Bd6
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Be7
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Re1+
- 2...Ka2
- 3.Rcc1#
- 3.Rc2#
- 3.Rc3#
- 3.Ra4#
- 3.Rd4#
- 3.Re4#
- 3.Rf4#
- 3.Rg4#
- 3.Rh4#
- 3.Rc6#
- 3.Rc7#
- 3.Rc8#
- 2...Ka2
- 2.Rxe3
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Rf4
- 2...Kc1
- 3.Rf1#
- 2...Kc1
- 2.Rg4
- 2...Kc1
- 3.Rg1#
- 2...Kc1
- 2.Rh4
- 2...Kc1
- 3.Rh1#
- 2...Kc1
- 2.f7
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Kf5
- 1...a1R
- 2.Re1+
- 2...Ka2
- 3.Rcc1#
- 3.Rc2#
- 3.Rc3#
- 3.Ra4#
- 3.Rd4#
- 3.Re4#
- 3.Rf4#
- 3.Rg4#
- 3.Rh4#
- 3.Rc6#
- 3.Rc7#
- 3.Rc8#
- 2...Ka2
- 2.Rc3
- threat
- 3.Re1#
- threat
- 2.Rf4
- threat
- 3.Rf1#
- 2...Kc1
- 3.Rf1#
- threat
- 2.Rg4
- threat
- 3.Rg1#
- 2...Kc1
- 3.Rg1#
- threat
- 2.Rh4
- threat
- 3.Rh1#
- 2...Kc1
- 3.Rh1#
- threat
- 2.Rc5
- threat
- 3.Re1#
- threat
- 2.Rc6
- threat
- 3.Re1#
- threat
- 2.Rc7
- threat
- 3.Re1#
- threat
- 2.Rc8
- threat
- 3.Re1#
- threat
- 2.Re1+
- 1...Ka1!
- threat
- 1.f7?
- 1...Ka1
- 2.Re1+
- 2...b1Q
- 3.Bg7#
- 2...b1S
- 3.Bg7#
- 3.Rxa2#
- 2...b1B
- 3.Bg7#
- 2...b1R
- 3.Bg7#
- 3.Rxa2#
- 2...b1Q
- 2.Re1+
- 1...a1S
- 2.Ba2+
- 2...Kxa2
- 3.Rxb2#
- 2...Kxa2
- 2.Ba2+
- 1...a1B
- 2.Rc4
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Rc4
- 1...a1R
- 2.Rc6
- threat
- 3.Re1#
- threat
- 2.Rc6
- 1...a1Q!
- 1...Ka1
- 1.Kg5?
- Keys
- 1.Bb4!
- 1...Ka1
- 2.Re1+
- 2...b1Q
- 3.Bc3#
- 2...b1S
- 3.Bc3#
- 3.Rxa2#
- 2...b1B
- 3.Bc3#
- 2...b1R
- 3.Bc3#
- 3.Rxa2#
- 2...b1Q
- 2.Re1+
- 1...a1Q
- 2.Bb3
- threat
- 3.Re1#
- threat
- 2.Bb3
- 1...a1S
- 2.Ba2+
- 2...Kxa2
- 3.Rxb2#
- 2...Kxa2
- 2.Ba2+
- 1...a1B
- 2.Rc4
- 2...Ka2
- 3.Rc1#
- 2...Ka2
- 2.Rc4
- 1...a1R
- 2.Bb3
- threat
- 3.Re1#
- threat
- 2.Rc3
- threat
- 3.Re1#
- threat
- 2.Rc5
- threat
- 3.Re1#
- threat
- 2.Rc6
- threat
- 3.Re1#
- threat
- 2.Rc7
- threat
- 3.Re1#
- threat
- 2.Rc8
- threat
- 3.Re1#
- threat
- 2.Bb3
- 1...Ka1
- 1.Bb4!
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