MESON Chess Problem Database
Problem Display
PID: 177418 (8/2r5/4Pp2/3N1kNB/5Pp1/5P1b/7Q/3nR1K1 w - - 0 1)
Warton, Joseph John
Busmen's Chess Review, 1963
#2
9 + 6
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Se7#
- 1...Rc2
- 2.Se7#
- 2.Qxc2#
- 1...Rc3
- 2.Se7#
- 1...Rc4
- 2.Se7#
- 1...Rc5
- 2.Se7#
- 1...Rc6
- 2.Se7#
- 1...Ra7
- 2.Qc2#
- 1...Rb7
- 2.Qc2#
- 1...Rd7
- 2.Qc2#
- 1...Re7
- 2.Sxe7#
- 2.Qc2#
- 1...Rf7
- 2.Qc2#
- 1...Rg7
- 2.Qc2#
- 1...Rh7
- 2.Qc2#
- 1...Rc8
- 2.Se7#
- 1...Bf1
- 2.fxg4#
- 1...Bg2
- 2.fxg4#
- 1...Sb2
- 2.Se3#
- 1...Sf2
- 2.Se3#
- 1...Sc3
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...gxf3
- 2.Qxh3#
- 1...g3
- 2.Qxh3#
- 1...fxg5
- 2.Re5#
- 1...Rc1
- Tries
- 1.Sf7?
- threat
- 2.Sd6#
- 2.Sh6#
- 1...Rxf7
- 2.Qc2#
- 1...Rc6
- 2.Se7#
- 2.Sh6#
- 1...Rd7
- 2.Sh6#
- 2.Qc2#
- 1...Se3!
- threat
- 1.Rxd1?
- threat
- 2.Se3#
- 1...Rc3
- 2.Se7#
- 1...g3
- 2.Qxh3#
- 1...fxg5!
- threat
- 1.Rf1?
- 1...Bxf1
- 2.fxg4#
- 1...gxf3
- 2.Qxh3#
- 1...Rc1
- 2.Se7#
- 1...Rc2
- 2.Se7#
- 2.Qxc2#
- 1...Rc3
- 2.Se7#
- 1...Rc4
- 2.Se7#
- 1...Rc5
- 2.Se7#
- 1...Rc6
- 2.Se7#
- 1...Ra7
- 2.Qc2#
- 1...Rb7
- 2.Qc2#
- 1...Rd7
- 2.Qc2#
- 1...Re7
- 2.Sxe7#
- 2.Qc2#
- 1...Rf7
- 2.Qc2#
- 1...Rg7
- 2.Qc2#
- 1...Rh7
- 2.Qc2#
- 1...Rc8
- 2.Se7#
- 1...Bg2
- 2.fxg4#
- 1...Sb2
- 2.Se3#
- 1...Sf2
- 2.Se3#
- 1...Sc3
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...g3
- 2.Qxh3#
- 1...fxg5!
- 1...Bxf1
- 1.Sf7?
- Keys
- 1.Bf7!
- 1...Rxf7
- 2.Qc2#
- 1...gxf3
- 2.Qxh3#
- 1...fxg5
- 2.Re5#
- 1...Rc1
- 2.Se7#
- 1...Rc2
- 2.Se7#
- 2.Qxc2#
- 1...Rc3
- 2.Se7#
- 1...Rc4
- 2.Se7#
- 1...Rc5
- 2.Se7#
- 1...Rc6
- 2.Se7#
- 1...Ra7
- 2.Qc2#
- 1...Rb7
- 2.Qc2#
- 1...Rd7
- 2.Qc2#
- 1...Re7
- 2.Sxe7#
- 2.Qc2#
- 1...Rc8
- 2.Se7#
- 1...Bf1
- 2.Qh7#
- 1...Bg2
- 2.Qh7#
- 1...Sb2
- 2.Se3#
- 1...Sf2
- 2.Se3#
- 1...Sc3
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...g3
- 2.Qxh3#
- 1...Rxf7
- 1.Bf7!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 2
- Sets
- R(f);N_GUARD::S(F)
- R(f);N_GUARD::QAB(C)
- B(b);N_GUARD::P(D),XP(c)
- S(a);N_GUARD::S(F)
- S(a);N_GUARD::S(F),XS(a)
- P(c);OGATEB,XP(D)::QAB(C),XB(b)
- P(c);OGATEB::QAB(C),XB(b)
- P(e);N_GUARD,XS(G)::R1(A)
- Tries
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- R(f);N_GUARD,XS(G)::QAB(C)
- Refutation
- S(a);
- Try
- R(A);XS(a)
- Threat
- S(F)
- Vars
- R(f);N_GUARD::S(F)
- P(c);OGATEB::QAB(C),XB(b)
- Refutation
- P(e);XS(G)
- Try
- R(A);
- Vars
- B(b);N_GUARD,XR(A)::P(D),XP(c)
- P(c);OGATEB,XP(D)::QAB(C),XB(b)
- R(f);N_GUARD::S(F)
- R(f);N_GUARD::QAB(C)
- B(b);N_GUARD::P(D),XP(c)
- S(a);N_GUARD::S(F)
- S(a);N_GUARD::S(F),XS(a)
- P(c);OGATEB::QAB(C),XB(b)
- Refutation
- P(e);XS(G)
- Try
- Actual
- B(H);
- Vars
- R(f);N_GUARD,XB(H)::QAB(C)
- P(c);OGATEB,XP(D)::QAB(C),XB(b)
- P(e);N_GUARD,XS(G)::R1(A)
- R(f);N_GUARD::S(F)
- R(f);N_GUARD::QAB(C)
- B(b);OGATE::QAB(C)
- S(a);N_GUARD::S(F)
- S(a);N_GUARD::S(F),XS(a)
- P(c);OGATEB::QAB(C),XB(b)
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