MESON Chess Problem Database
Problem Display
PID: 165287 (8/8/qp4K1/1r2Rp1p/1NBP1kp1/r5pb/2pP3N/2b1Q3 w - - 0 1)
Rice, John Michael
British Chess Magazine, 2017
#2
8 + 12
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Sd3#
- 2.Qe3#
- 1...Ra2
- 2.Sd3#
- 2.Qe3#
- 1...Rd3
- 2.Sxd3#
- 1...Re3
- 2.Qxe3#
- 1...Ra4
- 2.Sd3#
- 2.Qe3#
- 1...Raa5
- 2.Sd3#
- 2.Qe3#
- 1...Rxb4
- 2.Rxf5#
- 1...Rd5
- 2.Sxd5#
- 1...Rxe5
- 2.Qxe5#
- 1...Ra1
- Tries
- 1.Bb3?
- threat
- 2.Sd3#
- 2.Qe3#
- 1...Rxb4
- 2.Rxf5#
- 2.Qe3#
- 1...Rxe5
- 2.Qxe5#
- 1...Bxd2
- 2.Sd3#
- 2.Qxd2#
- 1...gxh2
- 2.Qf2#
- 2.Qe3#
- 1...Rba5
- 2.Qe3#
- 1...Rc5
- 2.Qe3#
- 1...Rd5
- 2.Sxd5#
- 2.Qe3#
- 1...Bf1
- 2.Qxf1#
- 2.Qe3#
- 1...Rxb3!
- threat
- 1.Bxb5?
- threat
- 2.Sd5#
- 2.Rxf5#
- 1...gxh2
- 2.Rxf5#
- 1...Qb7
- 2.Rxf5#
- 1...Qc8
- 2.Sd5#
- 1...Qa8
- 2.Rxf5#
- 1...Re3
- 2.Sd5#
- 2.Qxe3#
- 1...Bg2
- 2.Rxf5#
- 1...Qxb5!
- threat
- 1.Bd5?
- threat
- 2.Rxf5#
- 1...Rxd5
- 2.Sxd5#
- 1...Qc8!
- threat
- 1.Re3?
- threat
- 2.Qxg3#
- 1...Rxe3
- 2.Qxe3#
- 1...gxh2
- 2.Qf2#
- 2.Qg3#
- 1...g2
- 2.Qf2#
- 2.Qg3#
- 1...h4!
- threat
- 1.Rxb5?
- threat
- 2.Sd5#
- 2.Rxf5#
- 2.Qe5#
- 1...gxh2
- 2.Rxf5#
- 1...Re3
- 2.Qxe3#
- 1...Qb7
- 2.Rxf5#
- 2.Qe5#
- 1...Qc8
- 2.Sd5#
- 2.Qe5#
- 1...Qa5
- 2.Sd5#
- 2.Qe5#
- 1...Qa8
- 2.Rxf5#
- 2.Qe5#
- 1...Ra5
- 2.Sd3#
- 2.Sd5#
- 2.Qe3#
- 2.Qe5#
- 1...Bg2
- 2.Rxf5#
- 2.Qe5#
- 1...Qxb5!
- threat
- 1.Rd5?
- threat
- 2.Qe5#
- 1...Rxd5
- 2.Sxd5#
- 1...Re3
- 2.Qxe3#
- 1...gxh2!
- threat
- 1.Qf2+?
- 1...Rf3
- 2.Sd3#
- 1...gxf2!
- 1...Rf3
- 1.Qf1+?
- 1...Rf3
- 2.Sd3#
- 1...Bxf1!
- 1...Rf3
- 1.d3?
- threat
- 2.Qxc1#
- 1...Rxd3
- 2.Sxd3#
- 1...Rxe5
- 2.Qxe5#
- 1...gxh2
- 2.Qf2#
- 1...Bb2
- 2.Qd2#
- 2.Qe3#
- 1...Bd2
- 2.Qxd2#
- 1...Be3
- 2.Qxe3#
- 1...g2
- 2.Qf2#
- 1...Ra1!
- threat
- 1.d5?
- threat
- 2.Rxf5#
- 1...Rxd5
- 2.Sxd5#
- 1...Re3
- 2.Qxe3#
- 1...Qc8!
- threat
- 1.Bb3?
- Keys
- 1.Bd3!
- threat
- 2.Qe3#
- 1...Rxd3
- 2.Sxd3#
- 1...Rxe5
- 2.Qxe5#
- 1...Bxd2
- 2.Qxd2#
- threat
- 1.Bd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 3
- Sets
- R(c);N_GUARD::S(D),XR(c)
- R(c);N_GUARD::QAB1(A),XR(c)
- R(h);N_GUARD,XS(D)::R1(G),XP(i)
- R(h);N_GUARD::S(D),XR(h)
- R(h);OGATE,XR(G)::QAB1(A),XR(h)
- Tries
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- R(h);OGATE,XR(G)::QAB1(A),XR(h)
- R(h);::QAB1(A)
- Refutation
- R(c);XB(E)
- Try
- B(E);XR(h)
- Threat
- DUALS(2)
- Vars
- P(d);XS(C)::R1(G),XP(i)
- Q(k);::R1(G),XP(i)
- Q(k);::S(D)
- B(e);::R1(G),XP(i)
- Refutation
- Q(k);XB(E)
- Try
- B(E);
- Threat
- R1(G),XP(i)
- Vars
- R(h);XB(E)::S(D),XR(h)
- Refutation
- Q(k);
- Try
- R(G);
- Threat
- QAB1(A),XP(d)
- Vars
- R(c);OGATE,XR(G)::QAB1(A),XR(c)
- Refutation
- P(j);
- Try
- R(G);XR(h)
- Threat
- DUALS(3)
- Vars
- P(d);XS(C)::R1(G),XP(i)
- R(c);N_GUARD::QAB1(A),XR(c)
- Refutation
- Q(k);XR(G)
- Try
- R(G);
- Threat
- QAB1(A)
- Vars
- R(h);XR(G)::S(D),XR(h)
- R(c);N_GUARD::QAB1(A),XR(c)
- Refutation
- P(d);XS(C)
- Try
- Q(A);CHECK
- Vars
- R(c);P_SPINR(c)::S(D)
- Refutation
- P(d);XQ(A)
- Try
- Q(A);CHECK
- Vars
- R(c);P_SPINR(c)::S(D)
- Refutation
- B(e);XQ(A)
- Try
- P(B);
- Threat
- QAB(A),XB(a)
- Vars
- R(c);XP(B)::S(D),XR(c)
- R(h);OGATE,XR(G)::QAB1(A),XR(h)
- P(d);N_GUARD,XS(C)::QAR2(A)
- B(a);N_GUARD::QAB(A),XB(a)
- B(a);N_GUARD::QAB1(A),XB(a)
- P(d);N_GUARD::QAR2(A)
- Refutation
- R(c);
- Try
- P(F);
- Threat
- R1(G),XP(i)
- Vars
- R(h);XP(F)::S(D),XR(h)
- R(c);N_GUARD::QAB1(A),XR(c)
- Refutation
- Q(k);
- Try
- Actual
- B(E);
- Threat
- QAB1(A)
- Vars
- R(c);XB(E)::S(D),XR(c)
- R(h);OGATE,XR(G)::QAB1(A),XR(h)
- B(a);OGATE,XP(B)::QAB(A),XB(a)
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