MESON Chess Problem Database
Problem Display
PID: 138419 (2B1N3/1P3p2/K2B2p1/Rn1k1r1R/bP1N1P2/3P4/1Q6/1n4b1 w - - 0 1)
Dyachuk, Vasyl Vasilovich
Kopyl, Valery Volodimirovich
4th HM., Die Schwalbe, 2010
#2
12 + 8
| 23 | Die Schwalbe | 2012 |
SOLUTION
- SOUND
- Sets
- 1...Re5
- 2.Rxe5#
- 1...Bxd4
- 2.Qg2#
- 1...Bd1
- 2.Rxb5#
- 1...Bc2
- 2.Rxb5#
- 1...Bb3
- 2.Rxb5#
- 1...f6
- 2.Be6#
- 1...Re5
- Tries
- 1.Bc5?
- threat
- 2.Sf6#
- 2.Qg2#
- 1...Sc7+
- 2.Sxc7#
- 1...Bxd4
- 2.Qg2#
- 1...gxh5
- 2.Qg2#
- 1...S1c3
- 2.Sf6#
- 1...Bf2
- 2.Sf6#
- 1...Bd1
- 2.Sf6#
- 1...Bc2
- 2.Sf6#
- 1...Sd2
- 2.Sf6#
- 1...S5c3
- 2.Sf6#
- 2.Sc7#
- 1...Sd6
- 2.Sf6#
- 2.Sc7#
- 1...g5
- 2.Qg2#
- 1...f6
- 2.Sxf6#
- 2.Be6#
- 2.Qg2#
- 1...Sxd4!
- threat
- 1.Be7?
- threat
- 2.Sf6#
- 2.Sc7#
- 1...Bxd4
- 2.Qg2#
- 1...gxh5
- 2.Sc7#
- 1...g5
- 2.Sc7#
- 1...f6
- 2.Sxf6#
- 2.Sc7#
- 2.Be6#
- 1...Sc3!
- threat
- 1.Bf8?
- threat
- 2.Sf6#
- 2.Sc7#
- 1...Bxd4
- 2.Qg2#
- 1...gxh5
- 2.Sc7#
- 1...g5
- 2.Sc7#
- 1...f6
- 2.Sxf6#
- 2.Sc7#
- 2.Be6#
- 1...Sc3!
- threat
- 1.Bxf5?
- threat
- 2.Be4#
- 2.Be6#
- 1...Bxd4
- 2.Qg2#
- 1...gxf5
- 2.Rxf5#
- 1...gxh5
- 2.Be4#
- 1...g5
- 2.Be4#
- 1...Sc3!
- threat
- 1.Bd7?
- threat
- 2.Bc6#
- 1...Bxd4
- 2.Qg2#
- 1...Sc3!
- threat
- 1.Qc3?
- threat
- 2.Qc4#
- 2.Qc5#
- 1...Bxd4
- 2.Qc4#
- 1...Bb3
- 2.Rxb5#
- 2.Qc5#
- 1...Sd2
- 2.Qc5#
- 1...Sa3
- 2.Qc5#
- 1...Sxc3!
- threat
- 1.b8Q?
- threat
- 2.Sf6#
- 2.Bb7#
- 2.Qb7#
- 2.Qa8#
- 1...Bxd4
- 2.Qg2#
- 2.Qb7#
- 2.Qa8#
- 1...gxh5
- 2.Bb7#
- 2.Qb7#
- 2.Qa8#
- 1...g5
- 2.Bb7#
- 2.Qb7#
- 2.Qa8#
- 1...f6
- 2.Sxf6#
- 2.Be6#
- 2.Bb7#
- 2.Qb7#
- 2.Qa8#
- 1...Sc3!
- threat
- 1.b8S?
- threat
- 2.Bb7#
- 1...Bxd4
- 2.Qg2#
- 1...Sc3!
- threat
- 1.b8B?
- threat
- 2.Sf6#
- 2.Bb7#
- 1...Bxd4
- 2.Qg2#
- 1...gxh5
- 2.Bb7#
- 1...g5
- 2.Bb7#
- 1...f6
- 2.Sxf6#
- 2.Be6#
- 2.Bb7#
- 1...Sc3!
- threat
- 1.b8R?
- threat
- 2.Bb7#
- 1...Bxd4
- 2.Qg2#
- 1...Sc3!
- threat
- 1.Bc5?
- Keys
- 1.Be5!
- threat
- 2.Sc7#
- 2.Qg2#
- 1...Rf6+
- 2.Sxf6#
- 1...Rxf4
- 2.Sc7#
- 1...Rxe5
- 2.Rxe5#
- 1...Bxd4
- 2.Qg2#
- 1...Sc3
- 2.Sc7#
- 1...Rg5
- 2.Sf6#
- 2.Sc7#
- 1...Bf2
- 2.Sc7#
- 1...Bd1
- 2.Sc7#
- 2.Rxb5#
- 1...Bc2
- 2.Sc7#
- 2.Rxb5#
- 1...Sd2
- 2.Sc7#
- threat
- 1.Be5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 4
- Sets
- R(f);OGATE::R1(G),XR(f)
- B(b);SBLOCK,XS(D)::QAB(A)
- B(c);N_GUARD::R(F),XS(d)
- P(h);N_GUARD::B(K)
- Tries
- Try
- B(I);N_PINS(d)
- Threat
- DUALS(2)
- Vars
- S(d);CHECK,N_GUARD::S(L),XS(d)
- B(b);XS(D)::QAB(A)
- P(g);N_SPINR(f),XR(G)::QAB(A)
- S(a);::S(L)
- B(b);::S(L)
- B(c);::S(L)
- P(g);N_SPINR(f)::QAB(A)
- Refutation
- S(d);XS(D)
- Try
- B(I);
- Threat
- DUALS(2)
- Vars
- B(b);SBLOCK,XS(D)::QAB(A)
- P(g);N_SPINR(f),XR(G)::S(L)
- P(g);N_SPINR(f)::S(L)
- Refutation
- S(a);
- Try
- B(I);
- Threat
- DUALS(2)
- Vars
- B(b);SBLOCK,XS(D)::QAB(A)
- P(g);N_SPINR(f),XR(G)::S(L)
- P(g);N_SPINR(f)::S(L)
- Refutation
- S(a);
- Try
- B(K);XR(f)
- Threat
- DUALS(2)
- Vars
- B(b);SBLOCK,XS(D)::QAB(A)
- P(g);OGATE,P_SPINP(g),XB(K)::R(G),XP(g)
- P(g);XR(G)::B(K)
- P(g);::B(K)
- Refutation
- S(a);
- Try
- B(K);
- Threat
- B(K)
- Vars
- B(b);SBLOCK,XS(D)::QAB(A)
- Refutation
- S(a);
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- B(b);XS(D)::QAB1(A)
- S(a);::QAR1(A)
- Refutation
- S(a);XQ(A)
- Try
- P(J);
- Threat
- DUALS(4)
- Refutation
- S(a);
- Try
- P(J);
- Threat
- B(K)
- Vars
- B(b);SBLOCK,XS(D)::QAB(A)
- Refutation
- S(a);
- Try
- P(J);
- Threat
- DUALS(2)
- Vars
- B(b);SBLOCK,XS(D)::QAB(A)
- P(g);N_SPINR(f),XR(G)::B(K)
- P(g);N_SPINR(f)::B(K)
- Refutation
- S(a);
- Try
- P(J);
- Threat
- B(K)
- Vars
- B(b);SBLOCK,XS(D)::QAB(A)
- Refutation
- S(a);
- Try
- Actual
- B(I);N_PINR(f)
- Threat
- DUALS(2)
- Vars
- R(f);CHECK,N_GUARD::S(L),XR(f)
- R(f);XP(E)::S(L)
- R(f);OGATE,P_SPINR(f),XB(I)::R1(G),XR(f)
- B(b);XS(D)::QAB(A)
- S(a);::S(L)
- B(b);::S(L)
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