MESON Chess Problem Database
Problem Display
PID: 4945 (N7/B1Rp4/R4K2/p2k1p2/1p2p3/nnP2P2/N7/7B w - - 0 1)
Blake, Percy Francis
The Times Weekly Edition, 1894
#2
9 + 8
SOLUTION
- SOUND
- Sets
- 1...Sb1
- 2.c4#
- 1...Sc2
- 2.c4#
- 1...Sb5
- 2.c4#
- 1...Sa1
- 2.Rc5#
- 1...Sc1
- 2.Rc5#
- 1...Sd2
- 2.Rc5#
- 1...Sd4
- 2.Rc5#
- 1...Sc5
- 2.Rxc5#
- 1...bxc3
- 2.Sxc3#
- 1...exf3
- 2.Bxf3#
- 1...e3
- 2.f4#
- 1...a4
- 2.Sxb4#
- 1...f4
- 2.fxe4#
- 1...d6
- 2.Sb6#
- 1...Sb1
- Tries
- 1.Kxf5?
- threat
- 2.fxe4#
- 1...exf3
- 2.Bxf3#
- 1...Sc5
- 2.Rxc5#
- 1...Sd2
- 2.Rc5#
- 1...e3
- 2.f4#
- 1...Sd4+!
- threat
- 1.Bg2?
- 1...bxc3
- 2.Sxc3#
- 1...exf3
- 2.Bxf3#
- 1...Sc5
- 2.Rxc5#
- 1...Sb1
- 2.c4#
- 1...Sc2
- 2.c4#
- 1...Sb5
- 2.c4#
- 1...Sa1
- 2.Rc5#
- 1...Sc1
- 2.Rc5#
- 1...Sd2
- 2.Rc5#
- 1...Sd4
- 2.Rc5#
- 1...e3
- 2.f4#
- 1...a4
- 2.Sxb4#
- 1...f4
- 2.fxe4#
- 1...d6
- 2.Sb6#
- 1...Sc4!
- 1...bxc3
- 1.Rcc6?
- threat
- 2.Sc7#
- 1...exf3
- 2.Bxf3#
- 1...Sc5
- 2.Rxc5#
- 1...Sb5
- 2.c4#
- 1...dxc6!
- threat
- 1.f4?
- 1...bxc3
- 2.Sxc3#
- 1...Sc5
- 2.Rxc5#
- 1...Sb1
- 2.c4#
- 1...Sc2
- 2.c4#
- 1...Sb5
- 2.c4#
- 1...Sa1
- 2.Rc5#
- 1...Sc1
- 2.Rc5#
- 1...Sd2
- 2.Rc5#
- 1...Sd4
- 2.Rc5#
- 1...a4
- 2.Sxb4#
- 1...d6
- 2.Sb6#
- 1...Sc4!
- 1...bxc3
- 1.Kxf5?
- Keys
- 1.Rc8!
- 1...bxc3
- 2.Sxc3#
- 1...exf3
- 2.Bxf3#
- 1...Sc5
- 2.Rxc5#
- 1...Sc4
- 2.Sc7#
- 1...Sb1
- 2.c4#
- 1...Sc2
- 2.c4#
- 1...Sb5
- 2.c4#
- 1...Sa1
- 2.Rc5#
- 1...Sc1
- 2.Rc5#
- 1...Sd2
- 2.Rc5#
- 1...Sd4
- 2.Rc5#
- 1...e3
- 2.f4#
- 1...a4
- 2.Sxb4#
- 1...f4
- 2.fxe4#
- 1...d6
- 2.Sb6#
- 1...bxc3
- 1.Rc8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::P(C)
- S(b);N_GUARD::R1(H)
- S(b);N_GUARD::R1(H),XS(b)
- P(c);XP(C)::S(B),XP(c)
- P(d);OGATE,P_SPINP(d),XP(D)::B(A),XP(d)
- P(d);::B(A)+P(D)
- P(e);N_GUARD::S(B),XP(c)
- P(g);N_GUARD::P(D),XP(d)
- P(h);SBLOCK::S(I)
- Tries
- Try
- K(F);P-FLIGHT,XP(g)
- Threat
- P(D),XP(d)
- Vars
- P(d);OGATE,P_SPINP(d),XP(D)::B(A),XP(d)
- S(b);N_GUARD::R1(H),XS(b)
- S(b);N_GUARD::R1(H)
- P(d);::B(A)+P(D)
- Refutation
- S(b);CHECK
- Try
- B(A);
- Vars
- P(c);XP(C)::S(B),XP(c)
- P(d);OGATE,P_SPINP(d),XP(D)::B(A),XP(d)
- S(b);N_GUARD::R1(H),XS(b)
- S(a);N_GUARD::P(C)
- S(b);N_GUARD::R1(H)
- P(d);::B(A)+P(D)
- P(e);N_GUARD::S(B),XP(c)
- P(g);N_GUARD::P(D),XP(d)
- P(h);SBLOCK::S(I)
- Refutation
- S(a);
- Try
- R(H);
- Threat
- S(I)
- Vars
- P(d);OGATE,P_SPINP(d),XP(D)::B(A),XP(d)
- S(b);N_GUARD::R1(H),XS(b)
- S(a);N_GUARD::P(C)
- Refutation
- P(h);XR(H)
- Try
- P(D);P_PINP(d)
- Vars
- P(c);XP(C)::S(B),XP(c)
- S(b);N_GUARD::R1(H),XS(b)
- S(a);N_GUARD::P(C)
- S(b);N_GUARD::R1(H)
- P(e);N_GUARD::S(B),XP(c)
- P(h);SBLOCK::S(I)
- Refutation
- S(a);
- Try
- Actual
- R(H);
- Vars
- P(c);XP(C)::S(B),XP(c)
- P(d);OGATE,P_SPINP(d),XP(D)::B(A),XP(d)
- S(b);N_GUARD::R1(H),XS(b)
- S(a);SBLOCK::S(I)
- S(a);N_GUARD::P(C)
- S(b);N_GUARD::R1(H)
- P(d);::B(A)+P(D)
- P(e);N_GUARD::S(B),XP(c)
- P(g);N_GUARD::P(D),XP(d)
- P(h);SBLOCK::S(I)
Developed and maintained by Brian Stephenson.
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