MESON Chess Problem Database
Problem Display
PID: 110763 (2bBn3/1p1R4/1K2k1Pp/2P1p2P/Q4b2/1P3Np1/1p2N1P1/1B6 w - - 0 1)
Goldschmidt, Josef
Comm., Bulletin Ouvrier des Echecs, 1952
#2
12 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bc1
- 2.Qg4#
- 1...Bd2
- 2.Qg4#
- 1...Be3
- 2.Qg4#
- 1...Bg5
- 2.Qg4#
- 1...Bxd7
- 2.Qc4#
- 1...Sd6
- 2.Rxd6#
- 1...Sf6
- 2.Rd6#
- 1...Sc7
- 2.Rd6#
- 1...Sg7
- 2.Rd6#
- 1...e4
- 2.Sed4#
- 1...Bc1
- Tries
- 1.Seg1?
- 1...Bxd7
- 2.Qc4#
- 1...Sd6
- 2.Rxd6#
- 1...Bc1
- 2.Qg4#
- 1...Bd2
- 2.Qg4#
- 1...Be3
- 2.Qg4#
- 1...Bg5
- 2.Qg4#
- 1...Sf6
- 2.Rd6#
- 1...Sc7
- 2.Rd6#
- 1...Sg7
- 2.Rd6#
- 1...e4!
- 1...Bxd7
- 1.Sc3?
- 1...Bxd7
- 2.Qc4#
- 1...Bc1
- 2.Qg4#
- 1...Bd2
- 2.Qg4#
- 1...Be3
- 2.Qg4#
- 1...Bg5
- 2.Qg4#
- 1...Sd6
- 2.Rxd6#
- 1...Sf6
- 2.Rd6#
- 2.Re7#
- 1...Sc7
- 2.Rd6#
- 1...Sg7
- 2.Rd6#
- 1...e4!
- 1...Bxd7
- 1.Sxg3?
- threat
- 2.Bf5#
- 1...Bxg3
- 2.Qg4#
- 1...Bxd7
- 2.Qc4#
- 1...Sd6
- 2.Rxd6#
- 1...Sg7
- 2.Rd6#
- 1...e4!
- threat
- 1.Se1?
- 1...Bxd7
- 2.Qc4#
- 1...Sd6
- 2.Rxd6#
- 1...Bc1
- 2.Qg4#
- 1...Bd2
- 2.Qg4#
- 1...Be3
- 2.Qg4#
- 1...Bg5
- 2.Qg4#
- 1...Sf6
- 2.Rd6#
- 1...Sc7
- 2.Rd6#
- 1...Sg7
- 2.Rd6#
- 1...e4!
- 1...Bxd7
- 1.Sfg1?
- 1...Bxd7
- 2.Qc4#
- 1...Sd6
- 2.Rxd6#
- 1...Bc1
- 2.Qg4#
- 1...Bd2
- 2.Qg4#
- 1...Be3
- 2.Qg4#
- 1...Bg5
- 2.Qg4#
- 1...Sf6
- 2.Rd6#
- 1...Sc7
- 2.Rd6#
- 1...Sg7
- 2.Rd6#
- 1...e4!
- 1...Bxd7
- 1.Sd2?
- 1...Bxd2
- 2.Qg4#
- 1...Bxd7
- 2.Qc4#
- 1...Sd6
- 2.Rxd6#
- 1...Be3
- 2.Qg4#
- 1...Bg5
- 2.Qg4#
- 1...Sf6
- 2.Rd6#
- 1...Sc7
- 2.Rd6#
- 1...Sg7
- 2.Rd6#
- 1...e4!
- 1...Bxd2
- 1.Sh4?
- threat
- 2.Bf5#
- 1...Bxd7
- 2.Qc4#
- 1...Sd6
- 2.Rxd6#
- 1...Sg7
- 2.Rd6#
- 1...e4!
- threat
- 1.Sg5+?
- 1...Bxg5
- 2.Qg4#
- 1...hxg5!
- 1...Bxg5
- 1.Rd4?
- threat
- 2.Qxe8#
- 2.Qc4#
- 1...exd4
- 2.Sxf4#
- 1...Bg5
- 2.Qc4#
- 1...Bd7
- 2.Qxd7#
- 2.Qc4#
- 1...Sd6
- 2.Rxd6#
- 1...Sf6
- 2.Rd6#
- 1...Sc7
- 2.Rd6#
- 1...Sg7
- 2.Rd6#
- 2.Qc4#
- 1...e4!
- threat
- 1.Re7+?
- 1...Kd5
- 2.Sc3#
- 2.Be4#
- 2.Qc4#
- 2.Qe4#
- 1...Kf6!
- 1...Kd5
- 1.Qc6+?
- 1...Sd6
- 2.Rxd6#
- 2.Qxd6#
- 1...bxc6!
- 1...Sd6
- 1.Qd4?
- threat
- 2.Qd5#
- 1...Bxd7
- 2.Qc4#
- 1...Sd6
- 2.Rxd6#
- 2.Qxd6#
- 1...Sf6
- 2.Rd6#
- 2.Re7#
- 2.Qd6#
- 1...Sc7
- 2.Rd6#
- 2.Qd6#
- 1...exd4!
- threat
- 1.Qe4?
- threat
- 2.Qd5#
- 2.Qf5#
- 1...Bxd7
- 2.Sed4#
- 2.Sxf4#
- 2.Sfd4#
- 2.Qc4#
- 1...Sd6
- 2.Rxd6#
- 1...Sf6
- 2.Rd6#
- 2.Re7#
- 2.Qf5#
- 1...Sc7
- 2.Rd6#
- 2.Qf5#
- 1...Sg7
- 2.Rd6#
- 2.Qd5#
- 1...Kxd7!
- threat
- 1.Seg1?
- Keys
- 1.Rd5!
- 1...Kxd5
- 2.Qc4#
- 1...Bc1
- 2.Rxe5#
- 1...Bd2
- 2.Rxe5#
- 1...Be3
- 2.Rxe5#
- 1...Bg5
- 2.Rxe5#
- 1...Bd7
- 2.Qxd7#
- 1...Sd6
- 2.Rxd6#
- 1...Sf6
- 2.Rd6#
- 1...Sc7
- 2.Rd6#
- 1...Sg7
- 2.Rd6#
- 1...e4
- 2.Sxf4#
- 1...Kxd5
- 1.Rd5!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 6
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(c);OGATE::QAB(F)
- B(c);OGATE,P_PINP(G)::QAB(F)
- B(h);SBLOCK,XR(K)::QAB(F)
- S(i);N_GUARD::R1(K),XS(i)
- S(i);N_GUARD::R1(K)
- P(d);N_GUARD::S(B)
- Tries
- Try
- S(B);
- Vars
- B(h);SBLOCK,XR(K)::QAB(F)
- S(i);N_GUARD::R1(K),XS(i)
- B(c);OGATE::QAB(F)
- B(c);OGATE,P_PINP(G)::QAB(F)
- S(i);N_GUARD::R1(K)
- Refutation
- P(d);
- Try
- S(B);
- Vars
- B(h);SBLOCK,XR(K)::QAB(F)
- B(c);OGATE::QAB(F)
- B(c);OGATE,P_PINP(G)::QAB(F)
- S(i);N_GUARD::R1(K),XS(i)
- S(i);N_GUARD::R1(K)
- Refutation
- P(d);
- Try
- S(B);XP(b)
- Threat
- B(A)
- Vars
- B(c);OGATE,XS(B)::QAB(F)
- B(h);SBLOCK,XR(K)::QAB(F)
- S(i);N_GUARD::R1(K),XS(i)
- S(i);N_GUARD::R1(K)
- Refutation
- P(d);
- Try
- S(E);
- Vars
- B(h);SBLOCK,XR(K)::QAB(F)
- S(i);N_GUARD::R1(K),XS(i)
- B(c);OGATE::QAB(F)
- B(c);OGATE,P_PINP(G)::QAB(F)
- S(i);N_GUARD::R1(K)
- Refutation
- P(d);
- Try
- S(E);
- Vars
- B(h);SBLOCK,XR(K)::QAB(F)
- S(i);N_GUARD::R1(K),XS(i)
- B(c);OGATE::QAB(F)
- B(c);OGATE,P_PINP(G)::QAB(F)
- S(i);N_GUARD::R1(K)
- Refutation
- P(d);
- Try
- S(E);
- Vars
- B(c);OGATE,XS(E)::QAB(F)
- B(h);SBLOCK,XR(K)::QAB(F)
- S(i);N_GUARD::R1(K),XS(i)
- B(c);OGATE,P_PINP(G)::QAB(F)
- B(c);OGATE::QAB(F)
- S(i);N_GUARD::R1(K)
- Refutation
- P(d);
- Try
- S(E);
- Threat
- B(A)
- Vars
- B(h);SBLOCK,XR(K)::QAB(F)
- S(i);N_GUARD::R1(K),XS(i)
- S(i);N_GUARD::R1(K)
- Refutation
- P(d);
- Try
- S(E);CHECK
- Vars
- B(c);OGATE,XS(E)::QAB(F)
- Refutation
- P(f);XS(E)
- Try
- R(K);
- Threat
- DUALS(2)
- Vars
- P(d);N_GUARD,XR(K)::S(B),XB(c)
- B(c);::QAB(F)
- S(i);N_GUARD::R1(K),XS(i)
- S(i);N_GUARD::R1(K)
- Refutation
- P(d);
- Try
- R(K);CHECK
- Refutation
- K(e);P-FLIGHT
- Try
- Q(F);CHECK
- Refutation
- P(g);XQ(F)
- Try
- Q(F);
- Threat
- QAB1(F)
- Vars
- B(h);SBLOCK,XR(K)::QAB(F)
- Refutation
- P(d);XQ(F)
- Try
- Q(F);P_PINP(d)
- Threat
- DUALS(2)
- Vars
- S(i);N_GUARD::R1(K),XS(i)
- Refutation
- K(e);N_SPINP(d),S_FLIGHT,XR(K)
- Try
- Actual
- R(K);
- Vars
- K(e);OGATEB,S_FLIGHT,XR(K)::QAB1(F)
- B(c);N_GUARD::R1(K),XP(d)
- B(c);N_GUARD,P_PINP(G)::R1(K),XP(d)
- B(h);N_GUARD::QAB1(F),XB(h)
- S(i);N_GUARD::R1(K),XS(i)
- S(i);N_GUARD::R1(K)
- P(d);N_GUARD::S(B),XB(c)
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