MESON Chess Problem Database
Problem Display
PID: 7975 (8/2Qp4/3N2K1/1p1RNP2/1P3k2/3r1P1R/1n1P4/8 w - - 0 1)
Rice, John Michael
BCSC Final, 1995-1996
#2
10 + 5
| 4640 | Chess Wizardry: The New ABC of Chess Problems | 1996 |
| 56 | The Problemist | 1996 |
| 5174 | Chess Problem Spectrum | 2003 |
SOLUTION
- SOUND
- Sets
- 1...Rxf3
- 2.Rxf3#
- 1...Sd1
- 2.Sxd3#
- 1...Sa4
- 2.Sxd3#
- 1...Sc4
- 2.Sxd3#
- 1...Rxf3
- Tries
- 1.Kf6?
- threat
- 2.Sg6#
- 1...Rxf3
- 2.Rxf3#
- 2.Rd4#
- 1...Rxd2!
- threat
- 1.Kh6?
- threat
- 2.Sg6#
- 1...Rxf3
- 2.Rxf3#
- 1...Rxd2!
- threat
- 1.Sxd7?
- threat
- 2.Sc4#
- 2.Se4#
- 2.Sxb5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Se8#
- 1...Rxd2
- 2.Sc4#
- 1...Rxf3
- 2.Rd4#
- 1...Rc3
- 2.Sc4#
- 2.Rd4#
- 1...Re3
- 2.Se4#
- 1...Sc4
- 2.Sxc4#
- 1...Rxd5!
- threat
- 1.Sdc4?
- threat
- 2.Sxd3#
- 2.Sxd7#
- 1...Rxd2
- 2.Sd3#
- 2.Sxd7#
- 1...Rxf3
- 2.Rd4#
- 1...Rxd5
- 2.Sd3#
- 1...Sxc4
- 2.Sxd3#
- 1...Ra3
- 2.Sd3#
- 2.Sxd7#
- 2.Rd4#
- 1...Rb3
- 2.Sd3#
- 2.Sxd7#
- 2.Rd4#
- 1...Rc3
- 2.Sd3#
- 2.Sxd7#
- 2.Rd4#
- 1...Re3
- 2.Sd3#
- 2.dxe3#
- 1...Rd4
- 2.Sd3#
- 2.Sxd7#
- 2.Rxd4#
- 1...d6!
- threat
- 1.Se4?
- threat
- 2.Sxd3#
- 2.Sxd7#
- 2.Rh4#
- 1...Rxf3
- 2.Rh4#
- 1...Rxd5
- 2.Sd3#
- 2.Rh4#
- 1...Ra3
- 2.Sd3#
- 2.Sxd7#
- 2.Rh4#
- 1...Rb3
- 2.Sd3#
- 2.Sxd7#
- 2.Rh4#
- 1...Rc3
- 2.Sd3#
- 2.Rh4#
- 1...Re3
- 2.Sd3#
- 2.Sxd7#
- 2.Rh4#
- 1...Rd4
- 2.Sd3#
- 2.Sxd7#
- 2.Rh4#
- 1...Sc4
- 2.Sxd3#
- 2.Rh4#
- 1...d6
- 2.Rh4#
- 1...Rxd2!
- threat
- 1.Rd4+?
- 1...Kxe5
- 2.Qc5#
- 1...Rxd4!
- 1...Kxe5
- 1.Qb6?
- 1...Rxf3
- 2.Rxf3#
- 2.Qd4#
- 1...Rxd5
- 2.Qe3#
- 1...Ra3
- 2.Qd4#
- 1...Rb3
- 2.Qd4#
- 1...Rc3
- 2.Qd4#
- 1...Re3
- 2.Qxe3#
- 2.dxe3#
- 1...Rd4
- 2.Qxd4#
- 1...Sd1
- 2.Sxd3#
- 1...Sa4
- 2.Sxd3#
- 1...Sc4
- 2.Sxd3#
- 1...Rxd2!
- 1...Rxf3
- 1.Qd8?
- threat
- 2.Qh4#
- 2.Qg5#
- 1...Rxd2
- 2.Qg5#
- 1...Rxd5!
- threat
- 1.Qc3?
- 1...Rxd2
- 2.Qxd2#
- 1...Rxf3
- 2.Rxf3#
- 2.Qd4#
- 2.Qxf3#
- 1...Rxd5
- 2.Qe3#
- 1...Re3
- 2.Qxe3#
- 2.dxe3#
- 1...Rd4
- 2.Qxd4#
- 2.Qe3#
- 1...Sd1
- 2.Sxd3#
- 1...Sa4
- 2.Sxd3#
- 1...Sc4
- 2.Sxd3#
- 1...Rxc3!
- 1...Rxd2
- 1.Qc4+?
- 1...Rd4
- 2.Qxd4#
- 1...Sxc4
- 2.Sxd3#
- 1...bxc4!
- 1...Rd4
- 1.Qc5?
- 1...Rxf3
- 2.Rxf3#
- 2.Rd4#
- 2.Qd4#
- 1...Rxd5
- 2.Qe3#
- 1...Ra3
- 2.Rd4#
- 2.Qd4#
- 1...Rb3
- 2.Rd4#
- 2.Qd4#
- 1...Rc3
- 2.Rd4#
- 2.Qd4#
- 1...Re3
- 2.Qxe3#
- 2.dxe3#
- 1...Rd4
- 2.Rxd4#
- 2.Qxd4#
- 1...Sd1
- 2.Sxd3#
- 1...Sa4
- 2.Sxd3#
- 1...Sc4
- 2.Sxd3#
- 1...Rxd2!
- 1...Rxf3
- 1.Qa7?
- 1...Rxf3
- 2.Rxf3#
- 2.Qd4#
- 1...Rxd5
- 2.Qe3#
- 1...Ra3
- 2.Qd4#
- 1...Rb3
- 2.Qd4#
- 1...Rc3
- 2.Qd4#
- 1...Re3
- 2.Qxe3#
- 2.dxe3#
- 1...Rd4
- 2.Qxd4#
- 1...Sd1
- 2.Sxd3#
- 1...Sa4
- 2.Sxd3#
- 1...Sc4
- 2.Sxd3#
- 1...Rxd2!
- 1...Rxf3
- 1.Kf6?
- Keys
- 1.Qc1!
- 1...Rxd2
- 2.Qxd2#
- 1...Rxf3
- 2.Rxf3#
- 1...Rxd5
- 2.d4#
- 1...Ra3
- 2.d3#
- 1...Rb3
- 2.d3#
- 1...Rc3
- 2.dxc3#
- 1...Re3
- 2.dxe3#
- 1...Rd4
- 2.d3#
- 1...Sd1
- 2.Sxd3#
- 1...Sa4
- 2.Sxd3#
- 1...Sc4
- 2.Sxd3#
- 1...Rxd2
- 1.Qc1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- R(b);OGATE,XP(B)::R1(C),XR(b)
- S(a);N_GUARD::S(F),XR(b)
- Tries
- Try
- K(I);P-FLIGHT
- Threat
- S(F)
- Refutation
- R(b);XP(A)
- Try
- K(I);P-FLIGHT
- Threat
- S(F)
- Vars
- R(b);OGATE,XP(B)::R1(C),XR(b)
- Refutation
- R(b);XP(A)
- Try
- S(F);XP(e)
- Threat
- DUALS(7)
- Vars
- R(b);XP(A)::QAB(J)+S(H)
- R(b);N_GUARD,XP(B)::R(E)
- R(b);::QAB(J)+S(H)
- S(a);::QAB(J)+S(H),XS(a)
- Refutation
- R(b);XR(E)
- Try
- S(H);
- Threat
- DUALS(2)
- Vars
- R(b);N_GUARD,XP(B)::R(E)
- R(b);XR(E)::QAB(J)+S(F),DCHECK
- S(a);XS(H)::QAB(J)+S(F),DCHECK,XR(b)
- Refutation
- P(e);
- Try
- S(H);
- Threat
- DUALS(3)
- Vars
- R(b);XP(B)::R(C)
- P(e);::R(C)
- Refutation
- R(b);XP(A)
- Try
- R(E);CHECK
- Vars
- K(c);S_FLIGHT,XS(F)::QAR2(J)
- Refutation
- R(b);XR(E)
- Try
- Q(J);
- Vars
- R(b);N_GUARD,XR(E)::QAB1(J)
- R(b);N_GUARD::QAR2(J)
- R(b);N_GUARD::QAR2(J),XR(b)
- S(a);N_GUARD::S(F),XR(b)
- Refutation
- R(b);XP(A)
- Try
- Q(J);
- Threat
- DUALS(2)
- Vars
- R(b);XP(A)::QAB1(J)
- Refutation
- R(b);XR(E)
- Try
- Q(J);
- Vars
- R(b);OGATE,XP(A)::QAB(J),XR(b)
- R(b);OGATE,XR(E)::QAB1(J)
- S(a);N_GUARD::S(F),XR(b)
- Refutation
- R(b);XQ(J)
- Try
- Q(J);CHECK
- Vars
- R(b);N_GUARD,P_SPINR(b)::QAR2(J),XR(b)
- S(a);XQ(J)::S(F),XR(b)
- Refutation
- P(d);XQ(J)
- Try
- Q(J);
- Vars
- R(b);N_GUARD,XR(E)::QAB1(J)
- S(a);N_GUARD::S(F),XR(b)
- Refutation
- R(b);XP(A)
- Try
- Q(J);
- Vars
- R(b);N_GUARD,XR(E)::QAB1(J)
- R(b);N_GUARD::QAR2(J)
- R(b);N_GUARD::QAR2(J),XR(b)
- S(a);N_GUARD::S(F),XR(b)
- Refutation
- R(b);XP(A)
- Try
- Actual
- Q(J);
- Vars
- R(b);OGATE,P_SPINR(b),XP(A)::QAB(J),XR(b)
- R(b);OGATE,XP(B)::R1(C),XR(b)
- R(b);OGATE,XR(E)::QAB(J)+P(A)
- R(b);OGATE::QAB(J)+P(A)
- R(b);OGATE::QAB(J)+P(A),XR(b)
- R(b);OGATE::P(A),XR(b)
- S(a);N_GUARD::S(F),XR(b)
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