MESON Chess Problem Database
Problem Display
PID: 179134 (8/2p5/4K3/8/4k3/2R1B1P1/3pB2b/8 w - - 0 1)
Lincoln, Robert A
2nd Comm., Chess Life, 1986
#2
5 + 4
| 136 | Problem Observer | 2010 |
SOLUTION
- SOUND
- Tries
- 1.Bxd2?
- threat
- 2.Rc4#
- 1...Kd4
- 2.Rc4#
- 1...Bg1!
- threat
- 1.Bf2?
- threat
- 2.Bf3#
- 2.Rc4#
- 1...Bxg3
- 2.Rc4#
- 1...d1B
- 2.Rc4#
- 1...d1R
- 2.Bf3#
- 1...d1Q!
- threat
- 1.Ba7?
- threat
- 2.Bf3#
- 2.Re3#
- 2.Rc4#
- 1...Bxg3
- 2.Rc4#
- 1...d1Q
- 2.Re3#
- 1...d1S
- 2.Bf3#
- 2.Rc4#
- 1...d1B
- 2.Re3#
- 2.Rc4#
- 1...d1R
- 2.Bf3#
- 2.Re3#
- 1...Bg1
- 2.Bf3#
- 1...c5!
- threat
- 1.Bxd2?
- Keys
- 1.Bc5!
- threat
- 2.Bf3#
- 2.Re3#
- 2.Rc4#
- 1...Bxg3
- 2.Rc4#
- 1...d1Q
- 2.Re3#
- 1...d1S
- 2.Bf3#
- 2.Rc4#
- 1...d1B
- 2.Re3#
- 2.Rc4#
- 1...d1R
- 2.Bf3#
- 2.Re3#
- 1...Bg1
- 2.Bf3#
- threat
- 1.Bc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Tries
- Try
- B(C);XP(a)
- Threat
- R(B)
- Vars
- K(c);P-FLIGHT::R1(B)
- Refutation
- B(b);
- Try
- B(C);
- Threat
- DUALS(2)
- Vars
- B(b);XP(D)::R(B)
- P(a);::R(B)
- P(a);::B(A)
- Refutation
- P(a);
- Try
- B(C);
- Threat
- DUALS(3)
- Vars
- B(b);XP(D)::R(B)
- P(a);::R1(B)
- B(b);::B(A)
- Refutation
- P(d);
- Try
- Actual
- B(C);
- Threat
- DUALS(3)
- Vars
- B(b);XP(D)::R(B)
- P(a);::R1(B)
- B(b);::B(A)
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