MESON Chess Problem Database
Problem Display
PID: 8058 (8/B2P4/rr1Q3K/p1NP4/RnNk1nPR/bPpp1B2/3P4/8 w - - 0 1)
Rice, John Michael
Chess Problems for Solving, 1995
#2
13 + 9
| 5174 | Chess Problem Spectrum | 2003 |
SOLUTION
- SOUND
- Sets
- 1...Rb5
- 2.Se6#
- 1...Rc6
- 2.Se6#
- 1...Rxd6+
- 2.Se6#
- 1...Rb7
- 2.Se6#
- 1...Rb8
- 2.Se6#
- 1...Se2
- 2.Se6#
- 1...Sg2
- 2.Se6#
- 1...Sh3
- 2.Se6#
- 1...Sxd5
- 2.Se6#
- 2.g5#
- 1...Sh5
- 2.Se6#
- 2.gxh5#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...Rb5
- Tries
- 1.Sxa6?
- threat
- 2.Bxb6#
- 2.Qxb6#
- 2.Qf6#
- 1...Sbxd5
- 2.Sxa3#
- 1...Sfxd5
- 2.Bxb6#
- 2.g5#
- 1...cxd2
- 2.Qf6#
- 1...Sa2
- 2.Qf6#
- 1...Sc2
- 2.Qf6#
- 1...Sc6
- 2.Qxf4#
- 1...Sh5
- 2.Bxb6#
- 2.Qxb6#
- 2.gxh5#
- 1...Se6
- 2.Qe5#
- 1...Sg6
- 2.Bxb6#
- 2.Qc5#
- 2.Qxb6#
- 1...Sxa6!
- threat
- 1.Bxb6?
- threat
- 2.Sxa6#
- 2.Se6#
- 2.Qxf4#
- 2.Qe5#
- 2.Qf6#
- 1...Sbxd5
- 2.Sxa3#
- 2.Se6#
- 2.Qe5#
- 1...Sfxd5
- 2.Sxa6#
- 2.Se6#
- 2.Qe5#
- 2.g5#
- 1...cxd2
- 2.Qe5#
- 2.Qf6#
- 1...Ra7
- 2.Se4#
- 2.Sa6#
- 2.Se6#
- 2.Sb7#
- 2.Qxf4#
- 2.Qe5#
- 2.Qf6#
- 1...Ra8
- 2.Se4#
- 2.Sa6#
- 2.Se6#
- 2.Sb7#
- 2.Qxf4#
- 2.Qe5#
- 2.Qf6#
- 1...Sa2
- 2.Se6#
- 2.Qxf4#
- 2.Qe5#
- 2.Qf6#
- 1...Sc2
- 2.Se6#
- 2.Qxf4#
- 2.Qe5#
- 2.Qf6#
- 1...Sc6
- 2.Se6#
- 2.Qxf4#
- 1...Se2
- 2.Sxa6#
- 2.Se6#
- 2.Qe5#
- 2.Qf6#
- 1...Sg2
- 2.Sxa6#
- 2.Se6#
- 2.Qe5#
- 2.Qf6#
- 1...Sh3
- 2.Sxa6#
- 2.Se6#
- 2.Qe5#
- 2.Qf6#
- 1...Sh5
- 2.Sxa6#
- 2.Se6#
- 2.Qe5#
- 2.gxh5#
- 1...Se6
- 2.Sxe6#
- 2.Qe5#
- 1...Sg6
- 2.Sxa6#
- 2.Se6#
- 1...Rxb6!
- threat
- 1.g5?
- threat
- 2.Se6#
- 2.Rxf4#
- 1...Rxd6+
- 2.Se6#
- 1...cxd2!
- threat
- 1.d8Q?
- threat
- 2.Q8f6#
- 2.Qh8#
- 1...Rxd6+
- 2.Se6#
- 1...Rxa7
- 2.Q8f6#
- 1...Rb7
- 2.Se6#
- 2.Q8f6#
- 1...Rb8
- 2.Se6#
- 2.Q8f6#
- 1...Sh5
- 2.Se6#
- 2.gxh5#
- 1...Se6
- 2.Sxe6#
- 2.Qf6#
- 1...Sg6
- 2.Se6#
- 1...Sc6!
- threat
- 1.d8B?
- threat
- 2.Bf6#
- 1...Rxd6+
- 2.Se6#
- 1...Sh5
- 2.Se6#
- 2.gxh5#
- 1...Sg6
- 2.Se6#
- 1...Sc6!
- threat
- 1.Sxa6?
- Keys
- 1.Sb7!
- threat
- 2.Qf6#
- 1...Rxa7
- 2.Qxb6#
- 1...Sbxd5
- 2.Sxa3#
- 1...Sfxd5
- 2.g5#
- 1...Sc6
- 2.Qxf4#
- 1...Sh5
- 2.gxh5#
- 1...Se6
- 2.Qe5#
- 1...Sg6
- 2.Qc5#
- threat
- 1.Sb7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 5
- REMOVED MATES = 8
- Sets
- R(i);::B(L)+S(H),DCHECK
- R(i);CHECK,XQ(J)::B(L)+S(H),DCHECK
- S(f);N_GUARD::S(H)
- S(f);N_GUARD,N_PINQ(J)::S(H),XS(f)
- S(f);N_GUARD,N_PINQ(J)::S(H)
- Tries
- Try
- S(H);P_PINR(i),XR(h)
- Threat
- DUALS(3)
- Vars
- S(d);P_SPINS(d),XP(I)::R(D)+S(E),XB(a)
- P(b);XP(A)::QAB(J)
- S(d);::QAB(J)
- S(d);N_PINQ(J)::QAR2(J),XS(f)
- S(f);N_PINQ(J)::QAB1(J)
- Refutation
- S(d);XS(H)
- Try
- B(L);N_SPINQ(J),XR(i)
- Threat
- DUALS(5)
- Refutation
- R(h);P_PINQ(J),XB(L)
- Try
- P(F);P_PINS(f)
- Threat
- DUALS(2)
- Vars
- R(i);CHECK,XQ(J)::B(L)+S(H),DCHECK
- Refutation
- P(b);XP(A)
- Try
- P(M);
- Threat
- DUALS(2)
- Vars
- R(i);CHECK,XQ(J)::B(L)+S(H),DCHECK
- R(h);XB(L)::QAB(M)
- S(f);N_GUARD,N_PINQ(J)::S(H)
- Refutation
- S(d);N_PINQ(J)
- Try
- P(M);
- Threat
- B(M)
- Vars
- R(i);CHECK,XQ(J)::B(L)+S(H),DCHECK
- S(f);N_GUARD,N_PINQ(J)::S(H)
- Refutation
- S(d);N_PINQ(J)
- Try
- Actual
- S(H);P_PINR(i)
- Threat
- QAB(J)
- Vars
- R(h);N_GUARD,N_SPINR(i),XB(L)::QAB(J),XR(i)
- S(d);P_SPINS(d),XP(I)::R(D)+S(E),XB(a)
- S(f);P_SPINS(f),XP(I)::R(G)+P(F)
- S(d);N_PINQ(J)::QAR2(J),XS(f)
- S(f);OGATE::R(G)+P(F),XS(f)
- S(f);N_PINQ(J)::QAB1(J)
Developed and maintained by Brian Stephenson.
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