MESON Chess Problem Database
Problem Display
PID: 160292 (k1K5/3P1PPP/1PP1b3/3B4/3R1r2/2p5/2R3r1/3Q3q w - - 0 1)
Morse, Christopher Jeremy
British Chess Magazine, 2006
#2
11 + 6
SOLUTION
- SOUND
- Sets
- 1...Qh2
- 2.Qa1#
- 1...Qh3
- 2.Qa1#
- 1...Qh4
- 2.Qa1#
- 1...Qh5
- 2.Qa1#
- 1...Qh6
- 2.Qa1#
- 1...Qxh7
- 2.Qa1#
- 1...Rg1
- 2.Ra2#
- 1...Rg3
- 2.Ra2#
- 1...Rgg4
- 2.Ra2#
- 1...Rg5
- 2.Ra2#
- 1...Rg6
- 2.Ra2#
- 1...Rxg7
- 2.Ra2#
- 1...Rf1
- 2.Ra4#
- 1...Rf2
- 2.Ra4#
- 1...Rf3
- 2.Ra4#
- 1...Rf5
- 2.Ra4#
- 1...Rf6
- 2.Ra4#
- 1...Rxf7
- 2.Ra4#
- 1...Bh3
- 2.c7#
- 1...Bg4
- 2.c7#
- 1...Bf5
- 2.c7#
- 1...Bxd7+
- 2.cxd7#
- 1...Qh2
- Tries
- 1.Rxf4?
- threat
- 2.Ra4#
- 1...Bxd7+
- 2.cxd7#
- 1...Qh4
- 2.Qa1#
- 1...Rg4
- 2.Ra2#
- 1...Qf1!
- threat
- 1.Rxf4?
- Keys
- 1.Kc7!
- 1...Qxd1
- 2.h8Q#
- 2.h8R#
- 1...Qxh7
- 2.Qa1#
- 1...Rxc2
- 2.g8Q#
- 2.g8R#
- 1...Rxg7
- 2.Ra2#
- 1...Rxd4
- 2.f8Q#
- 2.f8R#
- 1...Rxf7
- 2.Ra4#
- 1...Bxd5
- 2.d8Q#
- 2.d8R#
- 1...Bxd7
- 2.cxd7#
- 1...Bxf7
- 2.d8Q#
- 2.d8R#
- 1...Qe1
- 2.h8Q#
- 2.h8R#
- 1...Qf1
- 2.h8Q#
- 2.h8R#
- 1...Qg1
- 2.h8Q#
- 2.h8R#
- 1...Qh2
- 2.Qa1#
- 1...Qh3
- 2.Qa1#
- 1...Qh4
- 2.Qa1#
- 1...Qh5
- 2.Qa1#
- 1...Qh6
- 2.Qa1#
- 1...Rg1
- 2.Ra2#
- 1...Rd2
- 2.g8Q#
- 2.g8R#
- 1...Re2
- 2.g8Q#
- 2.g8R#
- 1...Rgf2
- 2.g8Q#
- 2.g8R#
- 1...Rh2
- 2.g8Q#
- 2.g8R#
- 1...Rg3
- 2.Ra2#
- 1...Rgg4
- 2.Ra2#
- 1...Rg5
- 2.Ra2#
- 1...Rg6
- 2.Ra2#
- 1...Rf1
- 2.Ra4#
- 1...Rff2
- 2.Ra4#
- 1...Rf3
- 2.Ra4#
- 1...Re4
- 2.f8Q#
- 2.f8R#
- 1...Rfg4
- 2.f8Q#
- 2.f8R#
- 1...Rh4
- 2.f8Q#
- 2.f8R#
- 1...Rf5
- 2.Ra4#
- 1...Rf6
- 2.Ra4#
- 1...Bh3
- 2.h8Q#
- 2.h8R#
- 1...Bg4
- 2.g8Q#
- 2.g8R#
- 1...Bf5
- 2.f8Q#
- 2.f8R#
- 1...Qxd1
- 1.Kc7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 3
- Sets
- Q(a);N_GUARD::QAB(A)
- Q(a);N_GUARD,SBLOCK::QAB(A)
- Q(a);N_GUARD,SBLOCK,XP(J)::QAB(A)
- R(b);N_GUARD::R(B)
- R(b);N_GUARD,XP(I)::R(B)
- R(d);N_GUARD::R(C)
- R(d);N_GUARD,XP(H)::R(C)
- B(e);N_GUARD::B(D)+P(F)
- B(e);CHECK,OGATE,XP(G)::B(D)+P(F),XB(e)
- Tries
- Try
- R(C);XR(d)
- Threat
- R(C)
- Vars
- B(e);CHECK,OGATE,XP(G)::B(D)+P(F),XB(e)
- Q(a);N_GUARD::QAB(A)
- R(b);N_GUARD::R(B)
- Refutation
- Q(a);
- Try
- Actual
- K(K);N_SPINP(G),P-FLIGHT
- Vars
- Q(a);N_GUARD,XQ(A)::P=Q
- Q(a);N_GUARD,SBLOCK,XP(J)::QAB(A)
- R(b);N_GUARD,XR(B)::P=Q
- R(b);N_GUARD,XP(I)::R(B)
- R(d);N_GUARD,XR(C)::P=Q
- R(d);N_GUARD,P_PINP(G),XP(H)::R(C)
- B(e);N_GUARD,XB(D)::P=Q
- B(e);OGATE,XP(G)::B(D)+P(F),XB(e)
- B(e);N_GUARD,XP(H)::P=Q
- Q(a);N_GUARD::P=Q
- Q(a);N_GUARD::QAB(A)
- Q(a);N_GUARD,SBLOCK::QAB(A)
- R(b);N_GUARD::R(B)
- R(b);N_GUARD::P=Q
- R(d);N_GUARD::R(C)
- R(d);N_GUARD::P=Q
- B(e);S_CUTQ(a)::P=Q
- B(e);S_CUTR(b)::P=Q
- B(e);S_CUTR(d)::P=Q
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