MESON Chess Problem Database
Problem Display
PID: 136056 (2N1n3/3R3Q/2p5/4pnBb/3pkPp1/p5R1/Bp3P2/1K6 w - - 0 1)
Ancin, Andrej
Szoghy, Jozsef
Comm., Schach-Echo, 1974
#2
9 + 10
| 14649 | Andrej Ancin - Chess Compositions | 2008 |
SOLUTION
- SOUND
- Sets
- 1...Bg6
- 2.Qh1#
- 1...Bf7
- 2.Qh1#
- 1...Sd6
- 2.Sxd6#
- 1...Sf6
- 2.Sd6#
- 1...Sc7
- 2.Sd6#
- 1...Sg7
- 2.Sd6#
- 1...d3
- 2.Re3#
- 1...exf4
- 2.Re7#
- 1...c5
- 2.Bd5#
- 1...Bg6
- Tries
- 1.Bb3?
- 1...exf4
- 2.Re7#
- 1...Sd6
- 2.Sxd6#
- 1...Bg6
- 2.Qh1#
- 1...Bf7
- 2.Qh1#
- 1...Sf6
- 2.Sd6#
- 1...Sc7
- 2.Sd6#
- 1...Sg7
- 2.Sd6#
- 1...d3
- 2.Re3#
- 1...c5
- 2.Bd5#
- 1...a2+!
- 1...exf4
- 1.Bc4?
- threat
- 2.Bd3#
- 1...exf4
- 2.Re7#
- 1...Sd6
- 2.Sxd6#
- 1...d3
- 2.Bxd3#
- 2.Re3#
- 1...a2+!
- threat
- 1.Be6?
- threat
- 2.Bxf5#
- 2.Qxf5#
- 1...exf4
- 2.Qxf5#
- 1...Sd6
- 2.Sxd6#
- 1...Bg6
- 2.Qh1#
- 1...Sg7
- 2.Sd6#
- 1...a2+!
- threat
- 1.Bf7?
- 1...Bxf7
- 2.Qh1#
- 1...exf4
- 2.Re7#
- 1...Sd6
- 2.Sxd6#
- 1...Bg6
- 2.Qh1#
- 1...Sf6
- 2.Sd6#
- 1...Sc7
- 2.Sd6#
- 1...Sg7
- 2.Sd6#
- 1...d3
- 2.Re3#
- 1...c5
- 2.Bd5#
- 1...a2+!
- 1...Bxf7
- 1.Bg8?
- 1...exf4
- 2.Re7#
- 1...Sd6
- 2.Sxd6#
- 1...Bg6
- 2.Qh1#
- 1...Bf7
- 2.Qh1#
- 1...Sf6
- 2.Sd6#
- 1...Sc7
- 2.Sd6#
- 1...Sg7
- 2.Sd6#
- 1...d3
- 2.Re3#
- 1...c5
- 2.Bd5#
- 1...a2+!
- 1...exf4
- 1.Rd5?
- threat
- 2.Rxe5#
- 1...exf4
- 2.Qxf5#
- 1...d3
- 2.Re3#
- 1...cxd5!
- threat
- 1.Rb7?
- 1...exf4
- 2.Re7#
- 1...d3
- 2.Rb4#
- 1...Sd6
- 2.Sxd6#
- 1...Bg6
- 2.Qh1#
- 1...Bf7
- 2.Qh1#
- 1...Sf6
- 2.Sd6#
- 1...Sc7
- 2.Sd6#
- 1...Sg7
- 2.Sd6#
- 1...c5!
- 1...exf4
- 1.Rf7?
- threat
- 2.Qxf5#
- 1...Bxf7
- 2.Qh1#
- 1...Sd6
- 2.Sxd6#
- 1...Bg6
- 2.Qh1#
- 1...Sf6
- 2.Sd6#
- 1...Sg7
- 2.Sd6#
- 1...d3!
- threat
- 1.Rd8?
- 1...Sd6
- 2.Sxd6#
- 1...Bg6
- 2.Qh1#
- 1...Bf7
- 2.Qh1#
- 1...Sf6
- 2.Sd6#
- 1...Sc7
- 2.Sd6#
- 1...Sg7
- 2.Sd6#
- 1...d3
- 2.Re3#
- 1...c5
- 2.Bd5#
- 2.Qb7#
- 1...exf4!
- 1...Sd6
- 1.Qg6?
- threat
- 2.Qxc6#
- 1...exf4
- 2.Re7#
- 2.Qe6#
- 1...Sd6
- 2.Sxd6#
- 1...Sf6
- 2.Sd6#
- 1...Sc7
- 2.Sd6#
- 1...c5
- 2.Bd5#
- 2.Qc6#
- 1...Bxg6!
- threat
- 1.Bb3?
- Keys
- 1.Ra7!
- 1...exf4
- 2.Re7#
- 1...d3
- 2.Ra4#
- 1...Sd6
- 2.Sxd6#
- 1...Bg6
- 2.Qh1#
- 1...Bf7
- 2.Qh1#
- 1...Sf6
- 2.Sd6#
- 1...Sc7
- 2.Sd6#
- 1...Sg7
- 2.Sd6#
- 1...c5
- 2.Qb7#
- 1...exf4
- 1.Ra7!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(h);N_SPINS(g),OGATE::QAB(H)
- B(h);OGATE::QAB(H)
- S(j);N_GUARD::S(I),XS(j)
- S(j);N_GUARD::S(I)
- P(c);N_GUARD::R1(D)
- P(f);OGATEB,XP(E)::R(G)
- P(i);N_GUARD::B(B)
- Tries
- Try
- B(B);
- Vars
- P(f);OGATEB,XP(E)::R(G)
- S(j);N_GUARD::S(I),XS(j)
- B(h);N_SPINS(g),OGATE::QAB(H)
- B(h);OGATE::QAB(H)
- S(j);N_GUARD::S(I)
- P(c);N_GUARD::R1(D)
- P(i);N_GUARD::B(B)
- Refutation
- P(b);CHECK
- Try
- B(B);
- Threat
- B(B)
- Vars
- P(f);OGATEB,XP(E)::R(G)
- S(j);N_GUARD::S(I),XS(j)
- Refutation
- P(b);CHECK
- Try
- B(B);
- Threat
- DUALS(2)
- Vars
- P(f);XP(E)::QAB1(H),XS(g)
- S(j);N_GUARD::S(I),XS(j)
- B(h);N_SPINS(g),OGATE::QAB(H)
- S(j);N_GUARD::S(I)
- Refutation
- P(b);CHECK
- Try
- B(B);
- Vars
- B(h);OGATE,XB(B)::QAB(H)
- P(f);OGATEB,XP(E)::R(G)
- S(j);N_GUARD::S(I),XS(j)
- B(h);N_SPINS(g),OGATE::QAB(H)
- S(j);N_GUARD::S(I)
- P(c);N_GUARD::R1(D)
- P(i);N_GUARD::B(B)
- Refutation
- P(b);CHECK
- Try
- B(B);
- Vars
- P(f);OGATEB,XP(E)::R(G)
- S(j);N_GUARD::S(I),XS(j)
- B(h);N_SPINS(g),OGATE::QAB(H)
- B(h);OGATE::QAB(H)
- S(j);N_GUARD::S(I)
- P(c);N_GUARD::R1(D)
- P(i);N_GUARD::B(B)
- Refutation
- P(b);CHECK
- Try
- R(G);
- Threat
- R1(G),XP(f)
- Vars
- P(f);XP(E)::QAB1(H),XS(g)
- P(c);N_GUARD::R1(D)
- Refutation
- P(i);XR(G)
- Try
- R(G);
- Vars
- P(f);OGATEB,XP(E)::R(G)
- P(c);OGATEB::R(G)
- S(j);N_GUARD::S(I),XS(j)
- B(h);N_SPINS(g),OGATE::QAB(H)
- B(h);OGATE::QAB(H)
- S(j);N_GUARD::S(I)
- Refutation
- P(i);
- Try
- R(G);
- Threat
- QAB1(H),XS(g)
- Vars
- B(h);OGATE,XR(G)::QAB(H)
- S(j);N_GUARD::S(I),XS(j)
- B(h);N_SPINS(g),OGATE::QAB(H)
- S(j);N_GUARD::S(I)
- Refutation
- P(c);
- Try
- R(G);
- Vars
- S(j);N_GUARD::S(I),XS(j)
- B(h);N_SPINS(g),OGATE::QAB(H)
- B(h);OGATE::QAB(H)
- S(j);N_GUARD::S(I)
- P(c);N_GUARD::R1(D)
- Refutation
- P(f);XP(E)
- Try
- Q(H);
- Threat
- QAB(H),XP(i)
- Vars
- S(j);N_GUARD::S(I),XS(j)
- S(j);N_GUARD::S(I)
- Refutation
- B(h);N_SPINS(g),XQ(H)
- Try
- Actual
- R(G);
- Vars
- P(f);OGATEB,XP(E)::R(G)
- P(c);OGATEB::R(G)
- S(j);N_GUARD::S(I),XS(j)
- B(h);N_SPINS(g),OGATE::QAB(H)
- B(h);OGATE::QAB(H)
- S(j);N_GUARD::S(I)
- P(i);OGATEB::QAB(H)
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