MESON Chess Problem Database
Problem Display
PID: 10069 (K7/1B1p1Q2/2nP1n2/1R1rpp2/RP2k3/1N2p3/4P2B/8 w - - 0 1)
Rice, John Michael
1st HM., The Sun-Herald, 1961
#2
10 + 8
| 3174 | The Two-move Chess Problem Tradition and Development | 1961 |
| 5395 | Schach fur Nussknacker | 1994 |
| 5174 | Chess Problem Spectrum | 2003 |
SOLUTION
- SOUND
- Sets
- 1...Rd1
- 2.Rxe5#
- 1...Rd2
- 2.Rxe5#
- 1...Rd3
- 2.Rxe5#
- 1...Rd4
- 2.Sc5#
- 2.Rxe5#
- 1...Rxb5
- 2.Qc4#
- 1...Rc5
- 2.bxc5#
- 1...Rxd6
- 2.Rxe5#
- 1...Sxb4
- 2.Raxb4#
- 2.Rbxb4#
- 1...Sd4
- 2.Sc5#
- 1...Sa5
- 2.bxa5#
- 1...Sg4
- 2.Qxd5#
- 1...Sh5
- 2.Qxd5#
- 1...Sh7
- 2.Qxd5#
- 1...Se8
- 2.Qxd5#
- 1...Sg8
- 2.Qxd5#
- 1...f4
- 2.Qg6#
- 1...Rd1
- Tries
- 1.Sc5+?
- 1...Rxc5
- 2.bxc5#
- 1...Kd4!
- 1...Rxc5
- 1.Bxc6?
- 1...f4
- 2.Qg6#
- 1...Sg4
- 2.Bxd5#
- 2.Qxd5#
- 1...Sh5
- 2.Bxd5#
- 2.Qxd5#
- 1...Sh7
- 2.Bxd5#
- 2.Qxd5#
- 1...Se8
- 2.Bxd5#
- 2.Qxd5#
- 1...Sg8
- 2.Bxd5#
- 2.Qxd5#
- 1...dxc6!
- 1...f4
- 1.Rc5?
- 1...Rxc5
- 2.bxc5#
- 1...Rxd6
- 2.Rxe5#
- 1...Sxb4
- 2.Rxb4#
- 2.Rc4#
- 1...f4
- 2.Qg6#
- 1...Rd1
- 2.Rxe5#
- 1...Rd2
- 2.Rxe5#
- 1...Rd3
- 2.Rxe5#
- 1...Rd4
- 2.Rxe5#
- 1...Sa5
- 2.bxa5#
- 1...Sa7
- 2.Rc4#
- 2.b5#
- 1...Se7
- 2.Rc4#
- 2.b5#
- 1...Sb8
- 2.Rc4#
- 2.b5#
- 1...Sd8
- 2.Rc4#
- 2.b5#
- 1...Sg4
- 2.Qxd5#
- 1...Sh5
- 2.Qxd5#
- 1...Sh7
- 2.Qxd5#
- 1...Se8
- 2.Qxd5#
- 1...Sg8
- 2.Qxd5#
- 1...Sd4!
- 1...Rxc5
- 1.Qg6?
- threat
- 2.Qg2#
- 1...Sd4
- 2.Sc5#
- 1...Sg4!
- threat
- 1.Qg8?
- threat
- 2.Qg2#
- 1...f4
- 2.Qg6#
- 1...Sd4
- 2.Sc5#
- 1...Sg4
- 2.Qxd5#
- 1...Sxg8!
- threat
- 1.Qg7?
- threat
- 2.Qg2#
- 1...f4
- 2.Qg6#
- 1...Sd4
- 2.Sc5#
- 1...Sg4!
- threat
- 1.Sc5+?
- Keys
- 1.Rba5!
- 1...Rxa5+
- 2.bxa5#
- 1...Rxd6
- 2.Rxe5#
- 1...Sxb4
- 2.Rxb4#
- 1...Sxa5
- 2.bxa5#
- 1...f4
- 2.Qg6#
- 1...Rc5
- 2.bxc5#
- 1...Rd1
- 2.Rxe5#
- 1...Rd2
- 2.Rxe5#
- 1...Rd3
- 2.Rxe5#
- 1...Rd4
- 2.Sc5#
- 2.Rxe5#
- 1...Rb5
- 2.Qc4#
- 1...Sd4
- 2.Sc5#
- 1...Sa7
- 2.b5#
- 1...Se7
- 2.b5#
- 1...Sb8
- 2.b5#
- 1...Sd8
- 2.b5#
- 1...Sg4
- 2.Qxd5#
- 1...Sh5
- 2.Qxd5#
- 1...Sh7
- 2.Qxd5#
- 1...Se8
- 2.Qxd5#
- 1...Sg8
- 2.Qxd5#
- 1...Rxa5+
- 1.Rba5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- R(c);OGATE,P_SPINS(f)::R1(F),XP(d)
- R(c);OGATE,P_SPINS(f),XR(F)::QAR2(I)
- R(c);OGATE,P_SPINS(f)::R(D)+P(E),XR(c)
- R(c);OGATE,P_SPINS(f),XP(G)::R1(F),XP(d)
- S(f);P_SPINR(c),SBLOCK::S(C)
- S(f);OGATE,P_SPINR(c)::R(D)+P(E),XS(f)
- S(g);N_GUARD::QAB1(I),XR(c)
- P(e);OGATEB::QAB(I)
- Tries
- Try
- S(C);CHECK
- Vars
- R(c);OGATE,P_SPINS(f),XS(C)::R(D)+P(E),XR(c)
- Refutation
- K(b);P-FLIGHT
- Try
- B(H);P_PINR(c),XS(f)
- Vars
- P(e);OGATEB::QAB(I)
- Refutation
- P(h);N_SPINR(c),XB(H)
- Try
- R(F);
- Vars
- R(c);OGATE,P_SPINS(f),XR(F)::R(D)+P(E),XR(c)
- R(c);OGATE,P_SPINS(f),XP(G)::R1(F),XP(d)
- P(e);OGATEB::QAB(I)
- R(c);OGATE,P_SPINS(f)::R1(F),XP(d)
- S(f);OGATE,P_SPINR(c)::R(D)+P(E),XS(f)
- S(g);N_GUARD::QAB1(I),XR(c)
- Refutation
- S(f);P_SPINR(c)
- Try
- Q(I);P_PINP(e)
- Threat
- QAB(I)
- Vars
- S(f);P_SPINR(c),SBLOCK::S(C)
- Refutation
- S(g);
- Try
- Q(I);
- Threat
- QAB(I)
- Vars
- P(e);OGATEB::QAB(I)
- S(f);P_SPINR(c),SBLOCK::S(C)
- S(g);N_GUARD::QAB1(I),XR(c)
- Refutation
- S(g);XQ(I)
- Try
- Q(I);
- Threat
- QAB(I)
- Vars
- P(e);OGATEB::QAB(I)
- S(f);P_SPINR(c),SBLOCK::S(C)
- Refutation
- S(g);
- Try
- Actual
- R(F);
- Vars
- R(c);CHECK,OGATE,P_SPINS(f),XR(F)::R(D)+P(E),XR(c)
- R(c);OGATE,P_SPINS(f),XP(G)::R1(F),XP(d)
- S(f);OGATE,P_SPINR(c),P_SPINS(f),XP(E)::R(D),XS(f)
- S(f);OGATE,P_SPINR(c),XR(F)::R(D)+P(E),XS(f)
- P(e);OGATEB::QAB(I)
- R(c);OGATE,P_SPINS(f)::R(D)+P(E),XR(c)
- R(c);OGATE,P_SPINS(f)::R1(F),XP(d)
- R(c);OGATE,P_SPINS(f)::QAR2(I)
- S(f);P_SPINR(c),SBLOCK::S(C)
- S(f);N_GUARD,P_SPINR(c)::R(D)+P(E)
- S(g);N_GUARD::QAB1(I),XR(c)
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