MESON Chess Problem Database
Problem Display
PID: 116165 (Q1b5/1nP1n2K/1N4B1/1R3p2/1p1k2p1/2p1R3/2P5/2B1N3 w - - 0 1)
Goldschmidt, Josef
Al Hamishmar, 1969
#2
10 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Be6
- 2.Qh8#
- 1...Bd7
- 2.Qh8#
- 1...Sa5
- 2.Rd3#
- 1...Sc5
- 2.Rxb4#
- 1...Sd6
- 2.Rd3#
- 1...Sd8
- 2.Rd3#
- 1...Sd5
- 2.Rxd5#
- 1...Sc6
- 2.Rd5#
- 1...Sxg6
- 2.Rd5#
- 1...Sg8
- 2.Rd5#
- 1...b3
- 2.Qa4#
- 1...g3
- 2.Sf3#
- 1...f4
- 2.Rd3#
- 2.Re4#
- 1...Be6
- Tries
- 1.Kh6?
- 1...Sxg6
- 2.Rd5#
- 1...Be6
- 2.Qh8#
- 1...Bd7
- 2.Qh8#
- 1...Sa5
- 2.Rd3#
- 1...Sc5
- 2.Rxb4#
- 1...Sd6
- 2.Rd3#
- 1...Sd8
- 2.Rd3#
- 1...Sd5
- 2.Rxd5#
- 1...Sc6
- 2.Rd5#
- 1...b3
- 2.Qa4#
- 1...g3
- 2.Sf3#
- 1...f4
- 2.Rd3#
- 2.Re4#
- 1...Sg8+!
- 1...Sxg6
- 1.Sg2?
- 1...Sxg6
- 2.Rd5#
- 1...Be6
- 2.Qh8#
- 1...Bd7
- 2.Qh8#
- 1...Sa5
- 2.Rd3#
- 1...Sc5
- 2.Rxb4#
- 1...Sd6
- 2.Rd3#
- 1...Sd8
- 2.Rd3#
- 1...Sd5
- 2.Rxd5#
- 1...Sc6
- 2.Rd5#
- 1...Sg8
- 2.Rd5#
- 1...b3
- 2.Qa4#
- 1...f4
- 2.Rd3#
- 2.Re4#
- 1...g3!
- 1...Sxg6
- 1.Bd2?
- 1...Sxg6
- 2.Rd5#
- 1...Be6
- 2.Qh8#
- 1...Bd7
- 2.Qh8#
- 1...Sa5
- 2.Rd3#
- 1...Sc5
- 2.Rxb4#
- 1...Sd6
- 2.Rd3#
- 1...Sd8
- 2.Rd3#
- 1...Sd5
- 2.Rxd5#
- 1...Sc6
- 2.Rd5#
- 1...Sg8
- 2.Rd5#
- 1...b3
- 2.Qa4#
- 1...g3
- 2.Sf3#
- 1...f4
- 2.Rd3#
- 2.Re4#
- 1...cxd2!
- 1...Sxg6
- 1.Bxf5?
- threat
- 2.Rd3#
- 2.Re4#
- 1...Sxf5
- 2.Rd5#
- 1...Sc5
- 2.Rxb4#
- 1...Sd6
- 2.Rd3#
- 1...Sd5
- 2.Re4#
- 2.Rxd5#
- 1...Bxf5+!
- threat
- 1.Bh5?
- 1...Be6
- 2.Qh8#
- 1...Bd7
- 2.Qh8#
- 1...Sa5
- 2.Rd3#
- 1...Sc5
- 2.Rxb4#
- 1...Sd6
- 2.Rd3#
- 1...Sd8
- 2.Rd3#
- 1...Sd5
- 2.Rxd5#
- 1...Sc6
- 2.Rd5#
- 1...Sg6
- 2.Rd5#
- 1...Sg8
- 2.Rd5#
- 1...b3
- 2.Qa4#
- 1...g3
- 2.Sf3#
- 1...f4!
- 1...Be6
- 1.Bf7?
- 1...Be6
- 2.Qh8#
- 1...Bd7
- 2.Qh8#
- 1...Sa5
- 2.Rd3#
- 1...Sc5
- 2.Rxb4#
- 1...Sd6
- 2.Rd3#
- 1...Sd8
- 2.Rd3#
- 1...Sd5
- 2.Rxd5#
- 1...Sc6
- 2.Rd5#
- 1...Sg6
- 2.Rd5#
- 1...Sg8
- 2.Rd5#
- 1...b3
- 2.Qa4#
- 1...g3
- 2.Sf3#
- 1...f4!
- 1...Be6
- 1.Ree5?
- threat
- 2.Be3#
- 1...Sd5
- 2.Rbxd5#
- 1...f4
- 2.Re4#
- 1...Sc5!
- threat
- 1.Re6?
- threat
- 2.Be3#
- 1...Sd5
- 2.Rxd5#
- 1...f4
- 2.Re4#
- 1...Bxe6!
- threat
- 1.Rxe7?
- threat
- 2.Be3#
- 2.Rd5#
- 1...Sc5
- 2.Be3#
- 2.Rxb4#
- 2.Qd5#
- 1...f4
- 2.Rd5#
- 2.Re4#
- 1...Be6!
- threat
- 1.Qxb7?
- threat
- 2.Rd3#
- 1...Sd5
- 2.Rxd5#
- 2.Qxd5#
- 1...Sc6
- 2.Rd5#
- 1...Bxb7!
- threat
- 1.Qxc8?
- threat
- 2.Qh8#
- 1...Sxg6
- 2.Rd5#
- 1...Sxc8
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sc6
- 2.Rd5#
- 1...Sg8
- 2.Rd5#
- 1...Sd8!
- threat
- 1.Kh6?
- Keys
- 1.Re2!
- 1...Sxg6
- 2.Rd5#
- 1...Be6
- 2.Qh8#
- 1...Bd7
- 2.Qh8#
- 1...Sa5
- 2.Be3#
- 1...Sc5
- 2.Rxb4#
- 1...Sd6
- 2.Be3#
- 1...Sd8
- 2.Be3#
- 1...Sd5
- 2.Rxd5#
- 1...Sc6
- 2.Rd5#
- 1...Sg8
- 2.Rd5#
- 1...b3
- 2.Qa4#
- 1...g3
- 2.Sf3#
- 1...f4
- 2.Re4#
- 1...Sxg6
- 1.Re2!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 3
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(h);OGATE::QAB(J)
- S(f);::R1(D)
- S(f);SBLOCK::R(E),XP(b)
- S(g);N_GUARD::R1(E),XS(g)
- S(g);N_GUARD::R1(E)
- S(g);N_GUARD,XB(G)::R1(E)
- P(b);OGATEB::QAR(J)
- P(d);N_GUARD::S(B)
- Tries
- Try
- K(I);P-FLIGHT
- Vars
- S(g);N_GUARD,XB(G)::R1(E)
- B(h);OGATE::QAB(J)
- S(f);::R1(D)
- S(f);SBLOCK::R(E),XP(b)
- S(g);N_GUARD::R1(E),XS(g)
- S(g);N_GUARD::R1(E)
- P(b);OGATEB::QAR(J)
- P(d);N_GUARD::S(B)
- Refutation
- S(g);CHECK
- Try
- S(B);
- Vars
- S(g);N_GUARD,XB(G)::R1(E)
- B(h);OGATE::QAB(J)
- S(f);::R1(D)
- S(f);SBLOCK::R(E),XP(b)
- S(g);N_GUARD::R1(E),XS(g)
- S(g);N_GUARD::R1(E)
- P(b);OGATEB::QAR(J)
- Refutation
- P(d);
- Try
- B(A);
- Vars
- S(g);N_GUARD,XB(G)::R1(E)
- B(h);OGATE::QAB(J)
- S(f);::R1(D)
- S(f);SBLOCK::R(E),XP(b)
- S(g);N_GUARD::R1(E),XS(g)
- S(g);N_GUARD::R1(E)
- P(b);OGATEB::QAR(J)
- P(d);N_GUARD::S(B)
- Refutation
- P(a);XB(A)
- Try
- B(G);XP(e)
- Threat
- DUALS(2)
- Vars
- S(g);N_GUARD,XB(G)::R1(E)
- S(f);SBLOCK::R(E),XP(b)
- S(f);::R1(D)
- Refutation
- B(h);CHECK,XB(G)
- Try
- B(G);
- Vars
- B(h);OGATE::QAB(J)
- S(f);::R1(D)
- S(f);SBLOCK::R(E),XP(b)
- S(g);N_GUARD::R1(E),XS(g)
- S(g);N_GUARD::R1(E)
- P(b);OGATEB::QAR(J)
- P(d);N_GUARD::S(B)
- Refutation
- P(e);
- Try
- B(G);
- Vars
- B(h);OGATE::QAB(J)
- S(f);::R1(D)
- S(f);SBLOCK::R(E),XP(b)
- S(g);N_GUARD::R1(E),XS(g)
- S(g);N_GUARD::R1(E)
- P(b);OGATEB::QAR(J)
- P(d);N_GUARD::S(B)
- Refutation
- P(e);
- Try
- R(D);
- Threat
- B(A)
- Vars
- S(g);N_GUARD::R1(E),XS(g)
- P(e);N_GUARD::R1(D)
- Refutation
- S(f);
- Try
- R(D);
- Threat
- B(A)
- Vars
- S(g);N_GUARD::R1(E),XS(g)
- P(e);N_GUARD::R1(D)
- Refutation
- B(h);XR(D)
- Try
- R(D);XS(g)
- Threat
- DUALS(2)
- Refutation
- B(h);
- Try
- Q(J);XS(f)
- Threat
- R1(D)
- Vars
- S(g);N_GUARD::R1(E)
- Refutation
- B(h);XQ(J)
- Try
- Q(J);XB(h)
- Threat
- QAB(J)
- Vars
- S(g);N_GUARD,XB(G)::R1(E)
- S(g);N_GUARD,XQ(J)::R1(E)
- S(g);N_GUARD::R1(E),XS(g)
- S(g);N_GUARD::R1(E)
- Refutation
- S(f);
- Try
- Actual
- R(D);
- Vars
- S(g);N_GUARD,XB(G)::R1(E)
- B(h);OGATE::QAB(J)
- S(f);::B(A)
- S(f);SBLOCK::R(E),XP(b)
- S(g);N_GUARD::R1(E),XS(g)
- S(g);N_GUARD::R1(E)
- P(b);OGATEB::QAR(J)
- P(d);N_GUARD::S(B)
- P(e);N_GUARD::R1(D)
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