MESON Chess Problem Database
Problem Display
PID: 156741 (1KB2N2/5pp1/8/2P1kp2/2P1NR1P/2P1B2P/2b3Pb/n3R3 w - - 0 1)
Khachaturov, Sergei
The Problemist, 2014
#2
13 + 7
SOLUTION
- SOUND
- Sets
- 1...Bxf4
- 2.Bd4#
- 1...fxe4
- 2.Rf5#
- 1...f6
- 2.Sg6#
- 1...Bxf4
- Tries
- 1.Sf6?
- threat
- 2.S6d7#
- 1...Kxf6
- 2.Bd4#
- 1...Bxf4
- 2.Bd4#
- 1...Ba4
- 2.Rxf5#
- 1...gxf6!
- threat
- 1.Bg1?
- threat
- 2.Rxf5#
- 1...Kxf4
- 2.Bxh2#
- 1...Bxf4
- 2.Bd4#
- 1...fxe4
- 2.Rf5#
- 1...g6!
- threat
- 1.Rf3?
- threat
- 2.Bd4#
- 1...Kxe4+
- 2.Bf4#
- 1...Bg1
- 2.Bf4#
- 1...Sb3!
- threat
- 1.Sf6?
- Keys
- 1.Sg5!
- threat
- 2.Sd7#
- 1...Kf6
- 2.Bd4#
- 1...Ba4
- 2.Rxf5#
- threat
- 1.Sg5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 3
- Sets
- B(c);SBLOCK,XR(H)::B(D)
- P(e);SBLOCK,XS(G)::R1(H)
- P(f);N_GUARD::S(M)
- Tries
- Try
- S(G);
- Threat
- S(G)
- Vars
- K(d);P_PINR(H),P_SPINP(e),S_FLIGHT,XS(G)::B(D)
- B(c);SBLOCK,XR(H)::R(A)+B(D),DCHECK
- B(b);N_GUARD::R1(H),XP(e)
- Refutation
- P(g);XS(G)
- Try
- B(D);
- Threat
- R1(H),XP(e)
- Vars
- K(d);OGATEB,S_FLIGHT,XR(H)::B(D),XB(c)
- B(c);SBLOCK,XR(H)::B(D)
- P(e);P_SPINP(e),XS(G)::R1(H)
- Refutation
- P(g);
- Try
- R(H);
- Threat
- B(D)
- Vars
- K(d);CHECK,P-FLIGHT,XS(G)::R(A)+B(D)
- B(c);N_GUARD::B(D)
- Refutation
- S(a);
- Try
- Actual
- S(G);
- Threat
- S(M)
- Vars
- K(d);P_PINR(H),P_SPINP(e),S_FLIGHT::B(D)
- B(b);N_GUARD::R1(H),XP(e)
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