MESON Chess Problem Database
Problem Display
PID: 57850 (8/4N3/B2pR3/2Nn4/3kp3/1K2n3/3B4/5R2 w - - 0 1)
Turner, Leroy W
Chess Life, 1957
#2
7 + 5
SOLUTION
- SOUND
- Sets
- 1...dxc5
- 2.Sc6#
- 1...dxc5
- Tries
- 1.Rf5?
- 1...Kxc5
- 2.Bxe3#
- 1...Sxe7
- 2.Bc3#
- 2.Rxe4#
- 1...dxc5
- 2.Sc6#
- 1...Sd1
- 2.Rxd5#
- 1...Sf1
- 2.Rxd5#
- 1...Sc2
- 2.Rxd5#
- 1...Sg2
- 2.Rxd5#
- 1...Sc4
- 2.Rxd5#
- 1...Sg4
- 2.Rxd5#
- 1...Sc3
- 2.Sc6#
- 2.Bxc3#
- 1...Sb4
- 2.Bc3#
- 2.Rxe4#
- 1...Sf4
- 2.Sc6#
- 2.Bc3#
- 2.Rxe4#
- 1...Sb6
- 2.Sc6#
- 2.Bc3#
- 2.Rxe4#
- 1...Sf6
- 2.Sc6#
- 2.Bc3#
- 1...Sc7
- 2.Sc6#
- 2.Bc3#
- 2.Rxe4#
- 1...Sxf5!
- 1...Kxc5
- 1.Rf5?
- Keys
- 1.Re5!
- 1...Kxc5
- 2.Bxe3#
- 1...Kxe5
- 2.Sc6#
- 1...Sxf1
- 2.Rxd5#
- 1...Sxe7
- 2.Bc3#
- 1...dxc5
- 2.Sc6#
- 1...dxe5
- 2.Se6#
- 1...Sd1
- 2.Rxd5#
- 1...Sc2
- 2.Rxd5#
- 1...Sg2
- 2.Rxd5#
- 1...Sc4
- 2.Rxd5#
- 1...Sg4
- 2.Rxd5#
- 1...Sf5
- 2.Rxd5#
- 1...Sc3
- 2.Sc6#
- 2.Bxc3#
- 1...Sb4
- 2.Bc3#
- 1...Sf4
- 2.Sc6#
- 2.Bc3#
- 1...Sb6
- 2.Sc6#
- 2.Bc3#
- 1...Sf6
- 2.Sc6#
- 2.Bc3#
- 1...Sc7
- 2.Sc6#
- 2.Bc3#
- 1...Kxc5
- 1.Re5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 12
- REMOVED MATES = 0
- Sets
- P(e);SBLOCK,XS(D)::S(G)
- Tries
- Try
- R(A);
- Vars
- K(b);P_SPINS(d),S_FLIGHT,XS(D)::B(B),XS(a)
- P(e);SBLOCK,XS(D)::S(G)
- S(a);N_GUARD::R1(A),XS(d)
- Refutation
- S(a);XR(A)
- Try
- Actual
- R(F);
- Vars
- K(b);P_SPINS(d),S_FLIGHT,XS(D)::B(B),XS(a)
- K(b);S_FLIGHT,XR(F)::S(G)
- S(a);N_GUARD,XR(A)::R1(F),XS(d)
- S(d);N_GUARD,XS(G)::B(B)
- P(e);SBLOCK,XS(D)::S(G)
- P(e);SBLOCK,XR(F)::S(D)
- S(a);N_GUARD::R1(F),XS(d)
- S(d);N_GUARD::B(B)
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