MESON Chess Problem Database
Problem Display
PID: 15384 (1N1n4/p3B3/N3p3/8/2pk2P1/Q2P4/5K1p/7B w - - 0 1)
Lender, Baruch
2nd HM., Israel Ring Ty., 1983
#2
8 + 6
SOLUTION
- SOUND
- Sets
- 1...Ke5
- 2.Qd6#
- 1...Sc6
- 2.Sxc6#
- 1...Sb7
- 2.Sc6#
- 1...Sf7
- 2.Sc6#
- 1...cxd3
- 2.Qc5#
- 1...c3
- 2.Qd6#
- 1...e5
- 2.Bc5#
- 1...Ke5
- Tries
- 1.Ke2?
- 1...Ke5
- 2.Qd6#
- 1...Sc6
- 2.Sxc6#
- 1...Sb7
- 2.Sc6#
- 1...Sf7
- 2.Sc6#
- 1...c3
- 2.Qc5#
- 2.Qd6#
- 1...e5
- 2.Bc5#
- 1...cxd3+!
- 1...Ke5
- 1.Sd7?
- threat
- 2.Bc5#
- 1...cxd3
- 2.Qb4#
- 2.Qc5#
- 1...c3
- 2.Qd6#
- 1...Sb7!
- threat
- 1.Bb4?
- threat
- 2.Qc3#
- 1...c3
- 2.Qxc3#
- 1...Ke5!
- threat
- 1.Bd6?
- 1...cxd3
- 2.Qb4#
- 2.Qc5#
- 1...Sb7
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sf7
- 2.Sc6#
- 1...e5
- 2.Bc5#
- 1...c3!
- 1...cxd3
- 1.Bxd8?
- threat
- 2.Sc6#
- 1...cxd3
- 2.Qc5#
- 1...c3
- 2.Qd6#
- 1...Ke5!
- threat
- 1.Bf8?
- 1...cxd3
- 2.Qc5#
- 1...c3
- 2.Qd6#
- 1...Sb7
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sf7
- 2.Sc6#
- 1...e5
- 2.Bc5#
- 1...Ke5!
- 1...cxd3
- 1.Qb2+?
- 1...Kxd3
- 2.Sb4#
- 2.Sc5#
- 1...c3!
- 1...Kxd3
- 1.g5?
- 1...cxd3
- 2.Qc5#
- 1...c3
- 2.Qd6#
- 1...Sb7
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sf7
- 2.Sc6#
- 1...e5
- 2.Bc5#
- 1...Ke5!
- 1...cxd3
- 1.Ke2?
- Keys
- 1.Bg5!
- 1...Ke5
- 2.Qc5#
- 1...cxd3
- 2.Qc5#
- 1...c3
- 2.Qd6#
- 1...Sb7
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sf7
- 2.Sc6#
- 1...e5
- 2.Be3#
- 1...Ke5
- 1.Bg5!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(c);S_FLIGHT::QAB1(C)
- S(f);N_GUARD::S(H),XS(f)
- S(f);N_GUARD::S(H)
- P(b);SBLOCK,XP(D)::QAB1(C)
- P(b);SBLOCK::QAR2(C)
- P(d);SBLOCK::B(G)
- Tries
- Try
- K(B);P-FLIGHT
- Vars
- K(c);S_FLIGHT::QAB1(C)
- S(f);N_GUARD::S(H),XS(f)
- S(f);N_GUARD::S(H)
- P(d);SBLOCK::B(G)
- Refutation
- P(b);CHECK,XP(D)
- Try
- S(H);
- Threat
- B(G)
- Vars
- P(b);SBLOCK::QAR2(C)
- Refutation
- S(f);
- Try
- B(G);
- Threat
- QAB1(C)
- Vars
- P(b);::QAB1(C),XP(b)
- Refutation
- K(c);S_FLIGHT
- Try
- B(G);
- Vars
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- P(d);SBLOCK::B(G)
- Refutation
- P(b);
- Try
- B(G);XS(f)
- Threat
- S(H)
- Vars
- P(b);SBLOCK,XP(D)::QAB1(C)
- P(b);SBLOCK::QAR2(C)
- Refutation
- K(c);S_FLIGHT
- Try
- B(G);
- Vars
- P(b);SBLOCK,XP(D)::QAB1(C)
- P(b);SBLOCK::QAR2(C)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- P(d);SBLOCK::B(G)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(C);CHECK
- Refutation
- P(b);P_SPINP(b)
- Try
- P(E);
- Vars
- P(b);SBLOCK,XP(D)::QAB1(C)
- P(b);SBLOCK::QAR2(C)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- P(d);SBLOCK::B(G)
- Refutation
- K(c);S_FLIGHT
- Try
- Actual
- B(G);
- Vars
- K(c);S_FLIGHT::QAR2(C)
- P(b);SBLOCK,XP(D)::QAB1(C)
- P(b);SBLOCK::QAR2(C)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- P(d);SBLOCK::B(G)
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