MESON Chess Problem Database
Problem Display
PID: 272060 (8/5K2/2R1p1pb/3Nkbr1/3n3r/2Q1NPP1/7B/8 w - - 0 1)
Morse, Christopher Jeremy
The Problemist, 1957
#2
8 + 8
SOLUTION
- SOUND
- Sets
- 1...Rf4
- 2.gxf4#
- 1...Bb1
- 2.Rxe6#
- 1...Bc2
- 2.Rxe6#
- 1...Bd3
- 2.Rxe6#
- 1...Bh3
- 2.g4#
- 1...Be4
- 2.Rxe6#
- 1...Bg4
- 2.gxh4#
- 1...Rf4
- Tries
- 1.Sb4?
- threat
- 2.Sc4#
- 2.Qc5#
- 1...Bb1
- 2.Rxe6#
- 2.Qc5#
- 1...Bc2
- 2.Rxe6#
- 2.Qc5#
- 1...Bd3
- 2.Sxd3#
- 2.Rxe6#
- 2.Qc5#
- 1...Bh3
- 2.Sd3#
- 2.Qc5#
- 2.g4#
- 1...Be4
- 2.Rxe6#
- 1...Bg4
- 2.Sd3#
- 2.Qc5#
- 2.gxh4#
- 1...Bf8
- 2.Sc4#
- 1...Rxg3!
- threat
- 1.Sf4?
- threat
- 2.Sc4#
- 2.Qc5#
- 1...Rxf4
- 2.Qc5#
- 2.gxf4#
- 1...Bb1
- 2.Rxe6#
- 2.Qc5#
- 1...Bc2
- 2.Rxe6#
- 2.Qc5#
- 1...Bd3
- 2.Sxd3#
- 2.Rxe6#
- 2.Qc5#
- 1...Bh3
- 2.Sd3#
- 2.Qc5#
- 1...Be4
- 2.Rxe6#
- 1...Bg4
- 2.Sd3#
- 2.Qc5#
- 1...Bf8
- 2.Sc4#
- 1...Rxg3!
- threat
- 1.Sb6?
- threat
- 2.Sec4#
- 2.Sbc4#
- 2.Sd7#
- 2.Qc5#
- 1...Bb1
- 2.Sbc4#
- 2.Sd7#
- 2.Rxe6#
- 2.Qc5#
- 1...Bc2
- 2.Sbc4#
- 2.Sd7#
- 2.Rxe6#
- 2.Qc5#
- 1...Bd3
- 2.Sd7#
- 2.Rxe6#
- 2.Qc5#
- 1...Bh3
- 2.Sbc4#
- 2.Sd7#
- 2.Qc5#
- 2.g4#
- 1...Be4
- 2.Sbc4#
- 2.Sd7#
- 2.Rxe6#
- 1...Bg4
- 2.Sbc4#
- 2.Sd7#
- 2.Qc5#
- 2.gxh4#
- 1...Bf8
- 2.Sec4#
- 2.Sbc4#
- 2.Sd7#
- 1...Rxg3!
- threat
- 1.Sf6?
- threat
- 2.Sc4#
- 2.Sd7#
- 2.Qc5#
- 1...Bb1
- 2.Sd7#
- 2.Rxe6#
- 2.Qc5#
- 1...Bc2
- 2.Sd7#
- 2.Rxe6#
- 2.Qc5#
- 1...Bd3
- 2.Sd7#
- 2.Rxe6#
- 2.Qc5#
- 1...Bh3
- 2.Sd7#
- 2.Qc5#
- 2.g4#
- 1...Be4
- 2.Sd7#
- 2.Rxe6#
- 1...Bg4
- 2.Sd7#
- 2.Qc5#
- 2.f4#
- 2.gxh4#
- 1...Bf8
- 2.Sc4#
- 2.Sd7#
- 1...Rxg3!
- threat
- 1.Sc7?
- threat
- 2.Sc4#
- 2.Qc5#
- 1...Bb1
- 2.Rxe6#
- 2.Qc5#
- 1...Bc2
- 2.Rxe6#
- 2.Qc5#
- 1...Bd3
- 2.Rxe6#
- 2.Qc5#
- 1...Bh3
- 2.Qc5#
- 2.g4#
- 1...Be4
- 2.Rxe6#
- 1...Bg4
- 2.Qc5#
- 2.gxh4#
- 1...Bf8
- 2.Sc4#
- 1...Rxg3!
- threat
- 1.Se7?
- threat
- 2.Sc4#
- 2.Qc5#
- 1...Bd3
- 2.Rxe6#
- 2.Qc5#
- 1...Be4
- 2.Sc4#
- 2.Rxe6#
- 1...Rxg3!
- threat
- 1.Rc8?
- threat
- 2.Qc7#
- 1...Kd6
- 2.Qc7#
- 1...Bf8!
- threat
- 1.Qc5?
- threat
- 2.Sc4#
- 2.Sc3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sc7#
- 2.Se7#
- 2.Qd6#
- 1...Rxg3
- 2.Sc4#
- 2.Qd6#
- 1...Sxf3
- 2.Sc3#
- 2.Sf6#
- 1...Sxc6
- 2.Sc3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sc7#
- 2.Se7#
- 1...exd5
- 2.Sc4#
- 2.Qd6#
- 2.Qxd5#
- 1...Bf8
- 2.Sc4#
- 2.Se7#
- 1...Rf4
- 2.Sc4#
- 2.Sc3#
- 2.Sb4#
- 2.Sxf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sc7#
- 2.Se7#
- 2.Qd6#
- 2.gxf4#
- 1...Bb1
- 2.Sc3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sc7#
- 2.Se7#
- 2.Qd6#
- 1...Bc2
- 2.Sc3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sc7#
- 2.Se7#
- 2.Qd6#
- 1...Bd3
- 2.Sc3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sc7#
- 2.Se7#
- 2.Qd6#
- 1...Bh3
- 2.Sc3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sc7#
- 2.Se7#
- 2.Qd6#
- 2.g4#
- 1...Be4
- 2.Qd6#
- 1...Bg4
- 2.Sc3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sc7#
- 2.Se7#
- 2.Qd6#
- 2.gxh4#
- 1...Sc2
- 2.Sc3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sc7#
- 2.Se7#
- 1...Se2
- 2.Sc3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sc7#
- 2.Se7#
- 1...Sb5
- 2.Sc3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sc7#
- 2.Se7#
- 1...Sb3!
- threat
- 1.Sb4?
- Keys
- 1.Rd6!
- threat
- 2.Sc4#
- 1...Kxd6
- 2.Qc7#
- 1...exd5
- 2.Rxd5#
- 1...Bb1
- 2.Rxe6#
- 1...Bc2
- 2.Rxe6#
- 1...Bd3
- 2.Rxe6#
- 1...Bh3
- 2.g4#
- 1...Be4
- 2.Rxe6#
- 1...Bg4
- 2.gxh4#
- threat
- 1.Rd6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- R(b);OGATE::P(E),XR(b)
- B(d);N_GUARD::R1(G),XP(f)
- B(d);S_CUTR(b)::B(A)+P(E)
- B(d);S_CUTR(e)::B(A)+P(E),XR(b)
- Tries
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- B(d);N_GUARD::R1(G),XP(f)
- B(h);::S(C)
- Refutation
- R(e);P_SPINR(e),XP(E)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- B(d);N_GUARD::R1(G),XP(f)
- B(h);::S(C)
- Refutation
- R(e);XP(E)
- Try
- S(F);
- Threat
- DUALS(4)
- Refutation
- R(e);P_SPINR(e),XP(E)
- Try
- S(F);
- Threat
- DUALS(3)
- Refutation
- R(e);P_SPINR(e),XP(E)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- B(d);N_GUARD::R1(G),XP(f)
- B(h);::S(C)
- Refutation
- R(e);P_SPINR(e),XP(E)
- Try
- S(F);
- Threat
- DUALS(2)
- Refutation
- R(e);P_SPINR(e),XP(E)
- Try
- R(G);
- Threat
- QAB(B)
- Vars
- K(c);N_SPINS(a),S_FLIGHT::QAB1(B)
- Refutation
- B(h);
- Try
- Q(B);N_PINS(a)
- Threat
- DUALS(9)
- Vars
- B(d);::QAB1(B)
- Refutation
- S(a);
- Try
- Actual
- R(G);
- Threat
- S(C)
- Vars
- K(c);N_SPINS(a),OGATEB,S_FLIGHT,XR(G)::QAB1(B)
- P(f);OGATE,XS(F)::R1(G),XP(f)
- B(d);N_GUARD::R1(G),XP(f)
- B(d);S_CUTR(b)::B(A)+P(E)
- B(d);S_CUTR(e)::B(A)+P(E),XR(b)
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