MESON Chess Problem Database
Problem Display
PID: 243663 (6nK/2p3Rn/b4k1p/3Bp3/2Nb3N/1RQ5/1Bp5/2q5 w - - 0 1)
Banaszek, Marcin
Szachy, 1986
#2
8 + 10
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qxb2
- 2.Qf3#
- 1...Qg5
- 2.Rf7#
- 1...Qa1
- 2.Qf3#
- 1...Qb1
- 2.Qf3#
- 1...Qe1
- 2.Qf3#
- 1...Qg1
- 2.Qf3#
- 1...Bg1
- 2.Qxe5#
- 1...Bf2
- 2.Qxe5#
- 1...Be3
- 2.Qxe5#
- 1...Bc5
- 2.Qxe5#
- 1...Bb6
- 2.Qxe5#
- 1...Ba7
- 2.Qxe5#
- 1...e4
- 2.Qxd4#
- 1...c5
- 2.Rb6#
- 1...Qxb2
- Tries
- 1.Sd2?
- threat
- 2.Se4#
- 2.Qf3#
- 2.Qc6#
- 1...Qxd2
- 2.Qc6#
- 1...Bxc3
- 2.Se4#
- 1...e4
- 2.Qxd4#
- 1...Qd1
- 2.Se4#
- 2.Qc6#
- 1...Qe1
- 2.Qf3#
- 2.Qc6#
- 1...Qf1
- 2.Se4#
- 2.Qc6#
- 1...Qh1
- 2.Qc6#
- 1...Be3
- 2.Se4#
- 2.Qxe5#
- 2.Qc6#
- 1...Bc5
- 2.Se4#
- 2.Qxe5#
- 2.Qf3#
- 1...Be2
- 2.Se4#
- 2.Qc6#
- 1...Bd3
- 2.Qc6#
- 1...Bc4
- 2.Se4#
- 2.Qf3#
- 1...Bb5
- 2.Se4#
- 2.Qf3#
- 1...Bb7
- 2.Se4#
- 2.Qf3#
- 1...Bc8
- 2.Se4#
- 1...Sf8
- 2.Se4#
- 2.Qf3#
- 1...Se7
- 2.Se4#
- 1...c5
- 2.Se4#
- 2.Rb6#
- 2.Qf3#
- 1...c6
- 2.Se4#
- 2.Qf3#
- 2.Qxc6#
- 1...Sg5!
- threat
- 1.Se3?
- threat
- 2.Sg4#
- 2.Qc6#
- 1...Qxe3
- 2.Qc6#
- 1...Bxc3
- 2.Sg4#
- 1...Bxe3
- 2.Qxe5#
- 2.Qc6#
- 1...e4
- 2.Sg4#
- 2.Qxd4#
- 1...Qd1
- 2.Qc6#
- 1...Qg1
- 2.Qc6#
- 1...Bc5
- 2.Sg4#
- 2.Qxe5#
- 1...Be2
- 2.Qc6#
- 1...Bc4
- 2.Sg4#
- 1...Bb5
- 2.Sg4#
- 1...Bb7
- 2.Sg4#
- 1...Sg5
- 2.Sg4#
- 1...Sf8
- 2.Sg4#
- 1...Se7
- 2.Sg4#
- 1...h5
- 2.Qc6#
- 1...c5
- 2.Sg4#
- 2.Rb6#
- 1...c6
- 2.Sg4#
- 2.Qxc6#
- 1...Bc8!
- threat
- 1.Sd6?
- threat
- 2.Se4#
- 2.Se8#
- 1...e4
- 2.Qxd4#
- 1...Qe3
- 2.Se8#
- 1...Qf4
- 2.Se8#
- 1...Qe1
- 2.Se8#
- 2.Qf3#
- 1...Qh1
- 2.Se8#
- 1...Bd3
- 2.Se8#
- 1...Bb5
- 2.Se4#
- 1...Sg5
- 2.Se8#
- 1...cxd6!
- threat
- 1.Bxc1?
- threat
- 2.Rf7#
- 2.Qf3#
- 1...Bxc3
- 2.Rf7#
- 1...Bc8
- 2.Rf7#
- 1...Be3
- 2.Qxe5#
- 1...Se7
- 2.Rf7#
- 1...e4
- 2.Rf7#
- 2.Qxd4#
- 1...Sg5!
- threat
- 1.Ba3?
- threat
- 2.Rg6#
- 1...Qxa3
- 2.Qf3#
- 1...Qg5
- 2.Rf7#
- 1...Qg1
- 2.Qf3#
- 1...Bc5
- 2.Qxe5#
- 1...Se7
- 2.Bxe7#
- 1...c5
- 2.Rb6#
- 1...Sf8!
- threat
- 1.Rb6+?
- 1...Bxb6
- 2.Qxe5#
- 1...c6
- 2.Rxc6#
- 1...cxb6!
- 1...Bxb6
- 1.Qxd4?
- threat
- 2.Qxe5#
- 1...Qxb2
- 2.Rf3#
- 2.Qf2#
- 1...exd4
- 2.Bxd4#
- 1...Qf4
- 2.Qxf4#
- 1...Qg5
- 2.Rf7#
- 1...Qe1
- 2.Rf3#
- 2.Qf4#
- 1...Qe3!
- threat
- 1.Qd3?
- threat
- 2.Qf5#
- 2.Qg6#
- 1...Qf4
- 2.Qg6#
- 1...Qg5
- 2.Rf7#
- 1...Qf1
- 2.Qg6#
- 1...Qg1
- 2.Qf5#
- 2.Qf3#
- 1...Bc8
- 2.Qg6#
- 1...Sf8
- 2.Qf5#
- 1...e4
- 2.Bxd4#
- 2.Qxd4#
- 1...Se7!
- threat
- 1.Qg3?
- threat
- 2.Rf7#
- 2.Qg6#
- 1...Qg5
- 2.Rf7#
- 1...Qg1
- 2.Rf3#
- 2.Rf7#
- 2.Qf3#
- 1...Sf8
- 2.Rf7#
- 1...Se7
- 2.Rf7#
- 1...Sg5!
- threat
- 1.Qh3?
- threat
- 2.Qf5#
- 2.Qe6#
- 1...Sg5
- 2.Qf5#
- 1...Qf4
- 2.Qe6#
- 1...Qg5
- 2.Rf7#
- 2.Qe6#
- 1...Qf1
- 2.Qe6#
- 1...Sf8
- 2.Qf5#
- 1...Se7
- 2.Qe6#
- 1...Bc8!
- threat
- 1.Sd2?
- Keys
- 1.Qb4!
- threat
- 2.Rg6#
- 1...Qg5
- 2.Rf7#
- 1...Qg1
- 2.Rf3#
- 1...Bc5
- 2.Bxe5#
- 1...Sf8
- 2.Qxf8#
- 1...Se7
- 2.Qxe7#
- 1...c5
- 2.Qb6#
- threat
- 1.Qb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 3
- ADDED MATES = 2
- REMOVED MATES = 10
- Sets
- Q(a);N_GUARD,XB(A)::QAR(C)
- Q(a);SBLOCK::R1(G)
- Q(a);N_GUARD::QAR(C)
- B(c);OGATE,P_SPINP(d)::QAB1(C),XP(d)
- P(d);OGATEB,P_SPINB(c)::QAB(C),XB(c)
- P(h);N_GUARD,S_CUTB(c)::R(B)
- Tries
- Try
- S(D);
- Threat
- DUALS(3)
- Vars
- Q(a);XS(D)::QAR(C)
- B(c);XQ(C)::S(D)
- P(d);OGATEB,P_SPINB(c)::QAB(C),XB(c)
- Q(a);::QAR(C)
- B(e);::QAR(C)
- B(e);::S(D)
- S(j);::S(D)
- Refutation
- S(i);
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- Q(a);XS(D)::QAR(C)
- B(c);XQ(C)::S(D)
- Q(a);::QAR(C)
- B(e);::QAR(C)
- B(e);::S(D)
- S(i);::S(D)
- S(j);::S(D)
- P(g);::QAR(C)
- Refutation
- B(e);
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- P(d);OGATEB,P_SPINB(c)::QAB(C),XB(c)
- Q(a);::S(D)
- B(e);::S(D)
- S(i);::S(D)
- Refutation
- P(h);XS(D)
- Try
- B(A);XQ(a)
- Threat
- DUALS(2)
- Vars
- B(c);XQ(C)::R1(G)
- B(e);::R1(G)
- B(c);OGATE,P_SPINP(d)::QAB1(C),XP(d)
- S(j);::R1(G)
- Refutation
- S(i);
- Try
- B(A);
- Threat
- R1(G)
- Vars
- Q(a);N_GUARD,XB(A)::QAR(C)
- Q(a);SBLOCK::R1(G)
- Q(a);N_GUARD::QAR(C)
- B(c);OGATE,P_SPINP(d)::QAB1(C),XP(d)
- S(j);N_GUARD::B(A),XS(j)
- P(h);N_GUARD,S_CUTB(c)::R(B)
- Refutation
- S(i);
- Try
- R(B);CHECK
- Vars
- B(c);OGATE,P_SPINP(d),XR(B)::QAB1(C),XP(d)
- P(h);P_SPINP(h)::R(B),XP(h)
- Refutation
- P(h);XR(B)
- Try
- Q(C);P_PINP(d),XB(c)
- Threat
- QAB1(C),XP(d)
- Vars
- P(d);OGATE,XQ(C)::B(A),XP(d)
- Q(a);N_GUARD::QAR2(C),XQ(a)
- Q(a);SBLOCK::R1(G)
- Refutation
- Q(a);
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- Q(a);::QAR1(C)
- Q(a);SBLOCK::R1(G)
- B(e);::QAR1(C)
- S(i);::QAR1(C)
- Refutation
- S(j);
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- Q(a);::R1(G)
- S(i);::R1(G)
- S(j);::R1(G)
- Refutation
- S(i);
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- S(i);::QAR1(C)
- Q(a);::QAR1(C)
- S(j);::QAR1(C)
- Refutation
- B(e);
- Try
- Actual
- Q(C);
- Threat
- R1(G)
- Vars
- Q(a);SBLOCK::R1(G)
- Q(a);N_GUARD::R(B)
- B(c);OGATE,P_SPINP(d)::B(A),XP(d)
- S(i);N_GUARD::QAR2(C),XS(i)
- S(j);N_GUARD::QAB1(C),XS(j)
- P(h);N_GUARD,S_CUTB(c)::QAR(C)
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