MESON Chess Problem Database
Problem Display
PID: 165476 (nQ3R2/2pB3N/2pNP1P1/1p2k3/3Rb3/2Pp1p1K/8/4n3 w - - 0 1)
Rice, John Michael
The Problemist, 2017
#2
10 + 9
SOLUTION
- SOUND
- Sets
- 1...Bf5+
- 2.Rxf5#
- 1...b4
- 2.Sc4#
- 1...cxd6
- 2.Qxd6#
- 1...Bf5+
- Tries
- 1.Kg4?
- threat
- 2.Sf7#
- 1...Bf5+
- 2.Rxf5#
- 1...cxd6
- 2.Qxd6#
- 1...Bxg6!
- threat
- 1.Rxf3?
- threat
- 2.Sf7#
- 2.Qh8#
- 1...Bf5+
- 2.Rxf5#
- 1...Bxf3
- 2.Qh8#
- 1...Bxg6
- 2.Qh8#
- 1...cxd6
- 2.Qxd6#
- 2.Qh8#
- 1...Bd5
- 2.Sf7#
- 1...Sxf3!
- threat
- 1.Rf6?
- threat
- 2.Sf7#
- 1...Bf5+
- 2.Rxf5#
- 1...cxd6
- 2.Qxd6#
- 1...Bxg6!
- threat
- 1.Rf7?
- threat
- 2.Qh8#
- 1...Bf5+
- 2.Rxf5#
- 1...Bd5!
- threat
- 1.Qxc7?
- threat
- 2.Sc4#
- 1...Bf5+
- 2.Rxf5#
- 1...Sxc7!
- threat
- 1.Qxb5+?
- 1...Bd5
- 2.Sc4#
- 1...c5
- 2.Sc4#
- 1...cxb5!
- 1...Bd5
- 1.Qd8?
- threat
- 2.Qf6#
- 1...Bf5+
- 2.Rxf5#
- 1...Bd5!
- threat
- 1.Kg4?
- Keys
- 1.Rf4!
- threat
- 2.Rfxe4#
- 1...Bf5+
- 2.Rxf5#
- 1...Kxf4
- 2.Rxe4#
- 1...Bxg6
- 2.Qh8#
- 1...cxd6
- 2.Qxd6#
- 1...Bd5
- 2.Sf7#
- threat
- 1.Rf4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- B(d);CHECK,N_GUARD::R1(J),XB(d)
- P(e);N_GUARD::S(D)
- P(h);OGATE,P_SPINP(h),XS(D)::QAB1(I),XP(h)
- Tries
- Try
- K(B);S_FLIGHT
- Threat
- S(D)
- Vars
- B(d);CHECK,N_GUARD::R1(J),XB(d)
- P(h);OGATE,P_SPINP(h),XS(D)::QAB1(I),XP(h)
- Refutation
- B(d);XP(F)
- Try
- R(J);XP(c)
- Threat
- DUALS(2)
- Vars
- B(d);CHECK,N_GUARD::R1(J),XB(d)
- B(d);XR(J)::QAB(I)
- B(d);XP(F)::QAB(I)
- B(d);::S(D)
- Refutation
- S(a);XR(J)
- Try
- R(J);
- Threat
- S(D)
- Vars
- B(d);CHECK,N_GUARD::R1(J),XB(d)
- P(h);OGATE,P_SPINP(h),XS(D)::QAB1(I),XP(h)
- Refutation
- B(d);XP(F)
- Try
- R(J);
- Threat
- QAB(I)
- Vars
- B(d);CHECK,N_GUARD::R1(J),XB(d)
- Refutation
- B(d);
- Try
- Q(I);XP(h)
- Threat
- QAB(I)+S(D),DCHECK
- Vars
- B(d);CHECK,N_GUARD::R1(J),XB(d)
- Refutation
- S(i);XQ(I)
- Try
- Q(I);CHECK,XP(e)
- Vars
- B(d);P_SPINB(d)::S(D)
- P(g);P_SPINP(g)::S(D)
- Refutation
- P(g);XQ(I)
- Try
- Q(I);
- Threat
- QAB1(I)
- Vars
- B(d);CHECK,N_GUARD::R1(J),XB(d)
- Refutation
- B(d);
- Try
- Actual
- R(J);
- Threat
- R1(J),XB(d)
- Vars
- B(d);CHECK,N_GUARD::R1(J),XB(d)
- K(f);P_SPINB(d),S_FLIGHT,XR(J)::R1(C),XB(d)
- B(d);XP(F)::QAB(I)
- P(h);OGATE,P_SPINP(h),XS(D)::QAB1(I),XP(h)
- B(d);::S(D)
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