MESON Chess Problem Database
Problem Display
PID: 154267 (8/5pK1/1P1p4/1P2p3/pBPkp1pQ/NP1Np1R1/1p6/1B1nr3 w - - 0 1)
Khachaturov, Sergei
Die Schwalbe, 2014
#2
11 + 11
| 56 | The Problemist | 2014 |
SOLUTION
- SOUND
- Sets
- 1...e2
- 2.Sc2#
- 1...e2
- Tries
- 1.Sf4?
- threat
- 2.Sc2#
- 1...exf4
- 2.Qf6#
- 1...Re2
- 2.Sxe2#
- 1...axb3!
- threat
- 1.Sc5?
- threat
- 2.Sc2#
- 1...axb3
- 2.Sxb3#
- 1...dxc5
- 2.Qd8#
- 1...Re2!
- threat
- 1.Qf6?
- threat
- 2.Qxd6#
- 1...exd3
- 2.Rxg4#
- 1...d5
- 2.Qxe5#
- 1...Sc3!
- threat
- 1.Qd8?
- threat
- 2.Qxd6#
- 1...Sc3
- 2.Bc5#
- 1...d5
- 2.Qxd5#
- 1...exd3!
- threat
- 1.Sf4?
- Keys
- 1.Sxe5!
- threat
- 2.Sc6#
- 1...Kxe5
- 2.Qf6#
- 1...dxe5
- 2.Qd8#
- threat
- 1.Sxe5!
There are these versions: 155077
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- P(d);::S(B)
- Tries
- Try
- S(D);
- Threat
- S(B)
- Vars
- P(i);OGATEB,XS(D)::QAB(H)
- R(b);N_GUARD::S(D),XR(b)
- Refutation
- P(e);XP(C)
- Try
- S(D);
- Threat
- S(B)
- Vars
- P(e);XP(C)::S(D),XP(e)
- P(j);OGATEB,XS(D)::QAR(H)
- Refutation
- R(b);
- Try
- Q(H);P_PINP(i)
- Threat
- QAR2(H),XP(j)
- Vars
- P(g);OGATEB,XS(D)::R(E),XP(h)
- P(j);N_GUARD::QAB1(H),XP(i)
- Refutation
- S(a);
- Try
- Q(H);P_PINP(j)
- Threat
- QAR2(H),XP(j)
- Vars
- S(a);SBLOCK::B(F)
- P(j);OGATE::QAR1(H),XP(j)
- Refutation
- P(g);XS(D)
- Try
- Actual
- S(D);XP(i)
- Threat
- S(D)
- Vars
- K(f);OGATEB,S_FLIGHT,XS(D)::QAB1(H)
- P(j);OGATEB,SBLOCK,XS(D)::QAR(H)
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