MESON Chess Problem Database
Problem Display
PID: 49956 (2RK4/6p1/8/2N5/BR2p3/2kNrQ1n/3p4/b1rn2Bb w - - 0 1)
Gockel, Hubert
Comm., Het Belgisch Schaakbord (L'Echiquier Belge), 1981-1982
#2
8 + 10
| 5110 | Bekroonde Problemen | 2002 |
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Sb3#
- 2.Sxe4#
- 2.Sa6#
- 2.Se6#
- 2.Sb7#
- 2.Sd7#
- 2.Bd4#
- 1...Re2
- 2.Sb3#
- 2.Sxe4#
- 2.Sa6#
- 2.Se6#
- 2.Sb7#
- 2.Sd7#
- 2.Bd4#
- 1...Rxd3+
- 2.Sxd3#
- 1...Rxf3
- 2.Bd4#
- 1...exd3
- 2.Sa6#
- 1...g5
- 2.Qf6#
- 1...g6
- 2.Qf6#
- 1...Re1
- Tries
- 1.Bxe3?
- threat
- 2.Bd4#
- 1...exd3
- 2.Sa6#
- 1...Sxe3!
- threat
- 1.Bb5?
- threat
- 2.Sb3#
- 2.Sa4#
- 2.Sxe4#
- 2.Sa6#
- 2.Se6#
- 2.Sb7#
- 2.Sd7#
- 2.Rc4#
- 1...Rxd3+
- 2.Sxd3#
- 1...exd3
- 2.Sxd3#
- 2.Sa6#
- 1...exf3
- 2.Sb3#
- 2.Sa4#
- 2.Se4#
- 2.Sa6#
- 2.Se6#
- 2.Sb7#
- 2.Sd7#
- 2.Rc4#
- 1...Sb2
- 2.Sa4#
- 2.Sxe4#
- 1...Kc2!
- threat
- 1.Qe2?
- threat
- 2.Sb3#
- 2.Sxe4#
- 2.Sa6#
- 2.Se6#
- 2.Sb7#
- 2.Sd7#
- 1...Rxd3+
- 2.Sxd3#
- 1...Rxe2
- 2.Bd4#
- 1...Sb2
- 2.Sxe4#
- 1...exd3!
- threat
- 1.Qf1?
- threat
- 2.Sb3#
- 2.Sxe4#
- 2.Sa6#
- 2.Se6#
- 2.Sb7#
- 2.Sd7#
- 1...Rxd3+
- 2.Sxd3#
- 1...Sb2
- 2.Sxe4#
- 1...Re2
- 2.Bd4#
- 1...exd3!
- threat
- 1.Qxe3?
- threat
- 2.Sb3#
- 2.Sxe4#
- 2.Sa6#
- 2.Se6#
- 2.Sb7#
- 2.Sd7#
- 2.Qd4#
- 1...exd3
- 2.Qd4#
- 1...Sb2
- 2.Sxe4#
- 2.Qd4#
- 1...Sxe3!
- threat
- 1.Qg3?
- threat
- 2.Qe5#
- 2.Qxg7#
- 1...Rxd3+
- 2.Sxd3#
- 1...Rxg3
- 2.Bd4#
- 1...Rf3
- 2.Bd4#
- 2.Qe5#
- 1...Sf4
- 2.Qxg7#
- 1...Sg5
- 2.Qe5#
- 1...g5
- 2.Qe5#
- 1...g6
- 2.Qe5#
- 1...exd3!
- threat
- 1.Qf7?
- threat
- 2.Rc4#
- 2.Qb3#
- 2.Qc4#
- 2.Qxg7#
- 1...exd3
- 2.Qb3#
- 2.Qc4#
- 1...Sb2
- 2.Qb3#
- 2.Qxg7#
- 1...Rb1
- 2.Rc4#
- 2.Qc4#
- 2.Qxg7#
- 1...Rf3
- 2.Bd4#
- 2.Rc4#
- 2.Qb3#
- 2.Qc4#
- 1...Rg3
- 2.Bd4#
- 2.Rc4#
- 2.Qb3#
- 2.Qc4#
- 1...g5
- 2.Rc4#
- 2.Qb3#
- 2.Qc4#
- 2.Qf6#
- 2.Qg7#
- 1...g6
- 2.Rc4#
- 2.Qb3#
- 2.Qc4#
- 2.Qf6#
- 2.Qg7#
- 1...Rxd3+!
- threat
- 1.Bxe3?
- Keys
- 1.Qf8!
- threat
- 2.Qxg7#
- 1...Rxd3+
- 2.Sd7#
- 1...exd3
- 2.Se4#
- 1...Rf3
- 2.Bd4#
- 1...Rg3
- 2.Bd4#
- 1...g5
- 2.Qg7#
- 2.Qf6#
- 2.Qh8#
- 1...g6
- 2.Qg7#
- 2.Qf6#
- 2.Qh8#
- threat
- 1.Qf8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 2
- Sets
- R(g);CHECK,P_SPINR(g),XS(B)::R(G)+S(F),XR(g)
- R(g);OGATE,XQ(C)::B(A)
- P(i);SBLOCK,XS(B)::R(G)+S(F)
- P(j);N_GUARD::QAB(C)
- Tries
- Try
- B(A);XR(g)
- Threat
- B(A)
- Vars
- P(i);SBLOCK,XS(B)::R(G)+S(F)
- Refutation
- S(c);XB(A)
- Try
- B(D);
- Threat
- DUALS(8)
- Vars
- R(g);CHECK,P_SPINR(g),XS(B)::R(G)+S(F),XR(g)
- Refutation
- K(f);P-FLIGHT
- Try
- Q(C);
- Threat
- DUALS(6)
- Vars
- R(g);CHECK,XS(B)::R(G)+S(F),XR(g)
- R(g);OGATE,XQ(C)::B(A)
- S(c);::R(G)+S(F),DCHECK,XP(i)
- Refutation
- P(i);XS(B)
- Try
- Q(C);
- Threat
- DUALS(6)
- Vars
- R(g);CHECK,XS(B)::R(G)+S(F),XR(g)
- S(c);::R(G)+S(F),DCHECK,XP(i)
- R(g);OGATE::B(A)
- Refutation
- P(i);XS(B)
- Try
- Q(C);XR(g)
- Threat
- DUALS(7)
- Vars
- P(i);P_SPINP(i),XS(B)::QAB1(C)
- Refutation
- S(c);XQ(C)
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- R(g);CHECK,P_SPINR(g),XS(B)::R(G)+S(F),XR(g)
- R(g);OGATE,XQ(C)::B(A)
- S(h);::QAB(C),XP(j)
- S(h);::QAB(C)
- P(j);::QAB(C)
- Refutation
- P(i);XS(B)
- Try
- Q(C);
- Threat
- DUALS(4)
- Refutation
- R(g);CHECK,XS(B)
- Try
- Actual
- Q(C);
- Threat
- QAB(C),XP(j)
- Vars
- R(g);CHECK,SBLOCK,XS(B)::R(G)+S(F)
- P(i);SBLOCK,XS(B)::R(G)+S(F),DCHECK
- R(g);OGATE::B(A)
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