MESON Chess Problem Database
Problem Display
PID: 60377 (8/5p1p/5Q1B/6p1/3pk3/8/B2P4/R3K3 w Q - 0 1)
Sydenham, Colin Peter
The Independent, 1991
#2
6 + 5
| 3310 | 2345 Chess Problems | 1997 |
SOLUTION
- SOUND
- Sets
- 1...Kd3
- 2.Qf5#
- 1...Kd3
- Tries
- 1.Bb3?
- 1...Kd3
- 2.Qf3#
- 2.Qf5#
- 1...d3
- 2.Ra4#
- 1...g4!
- 1...Kd3
- 1.Bc4?
- 1...g4
- 2.Qf4#
- 2.d3#
- 1...d3!
- 1...g4
- 1.Bd5+?
- 1...Kd3
- 2.Qf5#
- 1...Kxd5!
- 1...Kd3
- 1.Be6?
- threat
- 2.Qf5#
- 1...Kd3
- 2.Qf5#
- 1...d3
- 2.Ra4#
- 1...fxe6!
- threat
- 1.Bxf7?
- 1...Kd3
- 2.Qf5#
- 1...d3
- 2.Ra4#
- 1...g4!
- 1...Kd3
- 1.Rb1?
- 1...Kd3
- 2.Qf5#
- 1...d3
- 2.Rb4#
- 1...g4!
- 1...Kd3
- 1.Rd1?
- 1...Kd3
- 2.Qf5#
- 1...g4
- 2.d3#
- 1...d3!
- 1...Kd3
- 1.Bb3?
- Keys
- 1.0-0-0!
- 1...Kd3
- 2.Qf3#
- 1...g4
- 2.d3#
- 1...d3
- 2.Re1#
- 1...Kd3
- 1.0-0-0!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(b);S_FLIGHT::QAB(E)
- Tries
- Try
- B(C);
- Vars
- P(a);OGATEB,SBLOCK::R(A)
- Refutation
- P(c);
- Try
- B(C);
- Refutation
- P(a);
- Try
- B(C);CHECK
- Vars
- K(b);S_FLIGHT::QAB(E)
- Refutation
- K(b);S_FLIGHT,XB(C)
- Try
- B(C);
- Threat
- QAB1(E)
- Vars
- K(b);S_FLIGHT::QAB(E)
- P(a);OGATEB,SBLOCK::R(A)
- Refutation
- P(d);XB(C)
- Try
- B(C);XP(d)
- Vars
- K(b);S_FLIGHT::QAB(E)
- P(a);OGATEB,SBLOCK::R(A)
- Refutation
- P(c);
- Try
- R(A);
- Vars
- K(b);S_FLIGHT::QAB(E)
- P(a);OGATEB,SBLOCK::R(A)
- Refutation
- P(c);
- Try
- R(A);
- Vars
- K(b);S_FLIGHT::QAB(E)
- P(c);::P(D)
- Refutation
- P(a);
- Try
- Actual
- K(B);0-0-0
- Vars
- K(b);S_FLIGHT::QAR2(E)
- P(c);::P(D)
- P(a);SBLOCK::R(A)
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