MESON Chess Problem Database
Problem Display
PID: 49633 (1R2B1K1/7p/4P3/6R1/2kNP1N1/1n4Qr/nqPP1B1b/8 w - - 0 1)
Lundstrom, Anders
Swindley, Cyril P
7th Comm., Het Belgisch Schaakbord (L'Echiquier Belge), 1980-1981
#2
12 + 7
| 5110 | Bekroonde Problemen | 2002 |
SOLUTION
- SOUND
- Sets
- 1...Qa1
- 2.cxb3#
- 1...Qc1
- 2.cxb3#
- 1...Qxd4
- 2.cxb3#
- 1...Rh4
- 2.Qd3#
- 1...Rh5
- 2.Qd3#
- 1...Rh6
- 2.Qd3#
- 1...Sc3
- 2.d3#
- 1...Sb4
- 2.Bb5#
- 1...Sxd4
- 2.Se3#
- 1...Sc5
- 2.Se5#
- 1...Qa1
- Tries
- 1.Bf7?
- threat
- 2.e7#
- 1...Qxd4
- 2.cxb3#
- 1...Sxd4
- 2.Se3#
- 1...Rh6
- 2.Qd3#
- 1...Sc3
- 2.d3#
- 1...Sc5
- 2.Se5#
- 1...Sb4!
- threat
- 1.Rc5+?
- 1...Sxc5
- 2.Se5#
- 1...Kxc5!
- 1...Sxc5
- 1.Rd5?
- threat
- 2.Se3#
- 2.Se5#
- 1...Qxd4
- 2.cxb3#
- 1...Qxc2
- 2.Se5#
- 1...Bxg3
- 2.Se3#
- 1...Sxd2
- 2.Se5#
- 1...Qc3
- 2.Se5#
- 1...Rh5
- 2.Se3#
- 2.Qd3#
- 1...Rxg3!
- threat
- 1.Rxb3?
- threat
- 2.Bb5#
- 2.d3#
- 1...Qxd4
- 2.Bb5#
- 1...Qxc2
- 2.Bb5#
- 1...Rxg3
- 2.Bb5#
- 1...Qc3
- 2.Bb5#
- 1...Sc1
- 2.Bb5#
- 1...Sc3
- 2.d3#
- 1...Sb4
- 2.Bb5#
- 1...Qxb3!
- threat
- 1.Rb4+?
- 1...Sxb4
- 2.Bb5#
- 1...Kxb4!
- 1...Sxb4
- 1.Rbb5?
- threat
- 2.Se5#
- 1...Qxd4
- 2.cxb3#
- 1...Bxg3!
- threat
- 1.Qd6?
- threat
- 2.Bb5#
- 2.Qd5#
- 2.Qa6#
- 1...Qxd4
- 2.Bb5#
- 2.Qa6#
- 1...Qxc2
- 2.Bb5#
- 2.Qa6#
- 1...Sxd2
- 2.Rc5#
- 2.Rc8#
- 2.Qc5#
- 2.Qc6#
- 1...Sxd4
- 2.Rc5#
- 2.Qc5#
- 2.Qd5#
- 1...Qa3
- 2.Bb5#
- 2.Qd5#
- 1...Re3
- 2.Sxe3#
- 2.Bb5#
- 2.Qd5#
- 1...Be5
- 2.Sxe5#
- 2.Bb5#
- 2.Qd5#
- 1...Sc3
- 2.Rb4#
- 2.Qb4#
- 1...Sb4
- 2.Bb5#
- 2.Rxb4#
- 2.Qxb4#
- 1...Sa1
- 2.Rc5#
- 2.Rc8#
- 2.Qc5#
- 2.Qd5#
- 2.Qc6#
- 1...Sbc1
- 2.Rc5#
- 2.Rc8#
- 2.Qc5#
- 2.Qd5#
- 2.Qc6#
- 1...Sa5
- 2.Rc5#
- 2.Qc5#
- 2.Qd5#
- 1...Sc5
- 2.Rxc5#
- 2.Qxc5#
- 2.Qd5#
- 1...Bxd6!
- threat
- 1.Qc7+?
- 1...Sc5
- 2.Rxc5#
- 2.Qxc5#
- 1...Bxc7!
- 1...Sc5
- 1.Bf7?
- Keys
- 1.e7!
- threat
- 2.Bf7#
- 1...Qxd4
- 2.cxb3#
- 1...Sxd4
- 2.Se3#
- 1...Rh6
- 2.Qd3#
- 1...Sc3
- 2.d3#
- 1...Sb4
- 2.Bb5#
- 1...Sc5
- 2.Se5#
- threat
- 1.e7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 4
- Sets
- Q(b);N_GUARD::P(A),XS(d)
- Q(b);N_GUARD,XS(E)::P(A),XS(d)
- R(e);N_GUARD::QAB1(D)
- S(a);SBLOCK::P(B)
- S(a);SBLOCK::B(K)
- S(d);SBLOCK,XS(E)::S(G)
- S(d);SBLOCK::S(G)
- Tries
- Try
- B(K);
- Threat
- B(K)+P(I)
- Vars
- Q(b);N_GUARD,XS(E)::P(A),XS(d)
- S(d);SBLOCK,XS(E)::S(G)
- R(e);N_GUARD::QAB1(D)
- S(a);SBLOCK::P(B)
- S(d);SBLOCK::S(G)
- Refutation
- S(a);
- Try
- R(H);CHECK
- Vars
- S(d);SBLOCK,XR(H)::S(G)
- Refutation
- K(f);P-FLIGHT,XR(H)
- Try
- R(H);
- Threat
- DUALS(2)
- Vars
- Q(b);N_GUARD,XS(E)::P(A),XS(d)
- Q(b);XP(A)::S(G)
- B(c);XQ(D)::S(G)
- S(d);XP(B)::S(G)
- Q(b);::S(G)
- Refutation
- R(e);P_PINS(G),XQ(D)
- Try
- R(J);XS(d)
- Threat
- DUALS(2)
- Vars
- Q(b);XS(E)::B(K)
- Q(b);XP(A)::B(K)
- R(e);XQ(D)::B(K)
- Q(b);::B(K)
- S(a);::B(K)
- S(a);::P(B)
- Refutation
- Q(b);XR(J)
- Try
- R(J);CHECK
- Vars
- S(a);SBLOCK,XR(J)::B(K)
- Refutation
- K(f);P-FLIGHT,XR(J)
- Try
- R(J);
- Threat
- S(G)
- Vars
- Q(b);N_GUARD,XS(E)::P(A),XS(d)
- Refutation
- B(c);XQ(D)
- Try
- Q(D);
- Threat
- DUALS(3)
- Refutation
- B(c);XQ(D)
- Try
- Q(D);CHECK
- Refutation
- B(c);XQ(D)
- Try
- Actual
- P(I);
- Threat
- B(K)
- Vars
- Q(b);N_GUARD,XS(E)::P(A),XS(d)
- S(d);SBLOCK,XS(E)::S(G)
- R(e);N_GUARD::QAB1(D)
- S(a);SBLOCK::P(B)
- S(a);SBLOCK::B(K)
- S(d);SBLOCK::S(G)
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