MESON Chess Problem Database
Problem Display
PID: 10570 (8/2P5/5p1Q/8/KRBR1b2/p7/p1k1P3/r2N1N2 w - - 0 1)
Morice, Jean
5th HM., Themes-64, 1965
#2
9 + 6
SOLUTION
- SOUND
- Sets
- 1...Bd2
- 2.Qxd2#
- 1...Bh2
- 2.Qd2#
- 1...Bg3
- 2.Qd2#
- 1...Be5
- 2.Qd2#
- 1...Bd6
- 2.Qd2#
- 1...Bxc7
- 2.Qd2#
- 1...Bd2
- Tries
- 1.Sde3+?
- 1...Kc1
- 2.Rd1#
- 1...Kc3
- 2.Rd3#
- 1...Bxe3!
- 1...Kc1
- 1.Bxa2?
- threat
- 2.Rbc4#
- 1...Kc1
- 2.Rbc4#
- 2.c8Q#
- 2.c8R#
- 1...Rxd1
- 2.Rdc4#
- 1...Bd2
- 2.Qxd2#
- 1...Rxa2!
- threat
- 1.Bb5?
- 1...Kc1
- 2.c8Q#
- 2.c8R#
- 1...Rxd1
- 2.Rdc4#
- 1...Bxh6
- 2.c8Q#
- 2.c8R#
- 1...Bxc7
- 2.Qd2#
- 1...Bd2
- 2.Qxd2#
- 1...Rb1
- 2.Rbc4#
- 1...Bc1
- 2.c8Q#
- 2.c8R#
- 1...Bh2
- 2.Qd2#
- 1...Be3
- 2.c8Q#
- 2.c8R#
- 1...Bg3
- 2.Qd2#
- 1...Be5
- 2.Qd2#
- 1...Bg5
- 2.c8Q#
- 2.c8R#
- 1...Bd6
- 2.Qd2#
- 1...f5
- 2.Qc6#
- 1...Rc1!
- 1...Kc1
- 1.Ba6?
- 1...Kc1
- 2.c8Q#
- 2.c8R#
- 1...Rxd1
- 2.Rdc4#
- 1...Bxh6
- 2.c8Q#
- 2.c8R#
- 1...Bxc7
- 2.Qd2#
- 1...Bd2
- 2.Qxd2#
- 1...Rb1
- 2.Rbc4#
- 1...Bc1
- 2.c8Q#
- 2.c8R#
- 1...Bh2
- 2.Qd2#
- 1...Be3
- 2.c8Q#
- 2.c8R#
- 1...Bg3
- 2.Qd2#
- 1...Be5
- 2.Qd2#
- 1...Bg5
- 2.c8Q#
- 2.c8R#
- 1...Bd6
- 2.Qd2#
- 1...f5
- 2.Qc6#
- 1...Rc1!
- 1...Kc1
- 1.Be6?
- 1...Kc1
- 2.c8Q#
- 2.c8R#
- 1...Rxd1
- 2.Rdc4#
- 1...Bxh6
- 2.c8Q#
- 2.c8R#
- 1...Bxc7
- 2.Bf5#
- 2.Qd2#
- 1...Bd2
- 2.Qxd2#
- 1...Rc1
- 2.Bf5#
- 1...Rb1
- 2.Rbc4#
- 1...Bc1
- 2.Bf5#
- 2.c8Q#
- 2.c8R#
- 1...Bh2
- 2.Bf5#
- 2.Qd2#
- 1...Be3
- 2.c8Q#
- 2.c8R#
- 1...Bg3
- 2.Bf5#
- 2.Qd2#
- 1...Be5
- 2.Bf5#
- 2.Qd2#
- 1...Bg5
- 2.c8Q#
- 2.c8R#
- 1...Bd6
- 2.Bf5#
- 2.Qd2#
- 1...f5!
- 1...Kc1
- 1.Bf7?
- 1...Kc1
- 2.c8Q#
- 2.c8R#
- 1...Rxd1
- 2.Rdc4#
- 1...Bxh6
- 2.c8Q#
- 2.c8R#
- 1...Bxc7
- 2.Qd2#
- 1...Bd2
- 2.Qxd2#
- 1...Rb1
- 2.Rbc4#
- 1...Bc1
- 2.c8Q#
- 2.c8R#
- 1...Bh2
- 2.Qd2#
- 1...Be3
- 2.c8Q#
- 2.c8R#
- 1...Bg3
- 2.Qd2#
- 1...Be5
- 2.Qd2#
- 1...Bg5
- 2.c8Q#
- 2.c8R#
- 1...Bd6
- 2.Qd2#
- 1...f5
- 2.Qc6#
- 1...Rc1!
- 1...Kc1
- 1.Bg8?
- 1...Kc1
- 2.c8Q#
- 2.c8R#
- 1...Rxd1
- 2.Rdc4#
- 1...Bxh6
- 2.c8Q#
- 2.c8R#
- 1...Bxc7
- 2.Qd2#
- 1...Bd2
- 2.Qxd2#
- 1...Rb1
- 2.Rbc4#
- 1...Bc1
- 2.c8Q#
- 2.c8R#
- 1...Bh2
- 2.Qd2#
- 1...Be3
- 2.c8Q#
- 2.c8R#
- 1...Bg3
- 2.Qd2#
- 1...Be5
- 2.Qd2#
- 1...Bg5
- 2.c8Q#
- 2.c8R#
- 1...Bd6
- 2.Qd2#
- 1...f5
- 2.Qc6#
- 1...Rc1!
- 1...Kc1
- 1.Rb2+?
- 1...Kc1
- 2.Qxf4#
- 1...axb2!
- 1...Kc1
- 1.Rd2+?
- 1...Bxd2
- 2.Qxd2#
- 1...Kc1!
- 1...Bxd2
- 1.c8Q?
- 1...Kc1
- 2.Bxa2#
- 2.Bb5#
- 2.Bd5#
- 2.Ba6#
- 2.Be6#
- 2.Bf7#
- 2.Bg8#
- 1...Rxd1
- 2.Bd3#
- 1...Bxh6
- 2.Bxa2#
- 2.Bb5#
- 2.Bd5#
- 2.Ba6#
- 2.Be6#
- 2.Bf7#
- 2.Bg8#
- 1...Bd2
- 2.Qxd2#
- 1...Rc1
- 2.Qf5#
- 1...Rb1
- 2.Bb3#
- 1...Bc1
- 2.Bxa2#
- 2.Bb5#
- 2.Bd5#
- 2.Ba6#
- 2.Be6#
- 2.Bf7#
- 2.Bg8#
- 2.Qf5#
- 1...Bh2
- 2.Qd2#
- 2.Qf5#
- 1...Be3
- 2.Bxa2#
- 2.Bb5#
- 2.Bd5#
- 2.Ba6#
- 2.Be6#
- 2.Bf7#
- 2.Bg8#
- 1...Bg3
- 2.Qd2#
- 2.Qf5#
- 1...Be5
- 2.Qd2#
- 2.Qf5#
- 1...Bg5
- 2.Bxa2#
- 2.Bb5#
- 2.Bd5#
- 2.Ba6#
- 2.Be6#
- 2.Bf7#
- 2.Bg8#
- 1...Bd6
- 2.Qd2#
- 2.Qf5#
- 1...Bc7
- 2.Qd2#
- 2.Qf5#
- 1...Bb8
- 2.Qd2#
- 2.Qf5#
- 1...f5!
- 1...Kc1
- 1.Sde3+?
- Keys
- 1.Bd5!
- 1...Kc1
- 2.c8Q#
- 2.c8R#
- 1...Rxd1
- 2.Rdc4#
- 1...Bxh6
- 2.c8Q#
- 2.c8R#
- 1...Bxc7
- 2.Be4#
- 2.Qd2#
- 1...Bd2
- 2.Qxd2#
- 1...Rb1
- 2.Rbc4#
- 1...Rc1
- 2.Be4#
- 1...Bc1
- 2.Be4#
- 2.c8Q#
- 2.c8R#
- 1...Bh2
- 2.Be4#
- 2.Qd2#
- 1...Be3
- 2.c8Q#
- 2.c8R#
- 1...Bg3
- 2.Be4#
- 2.Qd2#
- 1...Be5
- 2.Be4#
- 2.Qd2#
- 1...Bg5
- 2.c8Q#
- 2.c8R#
- 1...Bd6
- 2.Be4#
- 2.Qd2#
- 1...f5
- 2.Qc6#
- 1...Kc1
- 1.Bd5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 5
- Sets
- B(e);OGATE::QAR1(H),XB(e)
- B(e);OGATE::QAR1(H)
- B(e);OGATE,XP(I)::QAR1(H)
- Tries
- Try
- S(A);CHECK
- Vars
- K(c);P-FLIGHT::R1(G)
- Refutation
- B(e);XS(A)
- Try
- B(F);XP(b)
- Threat
- R(E)
- Vars
- R(a);SBLOCK,XS(A)::R(G)
- B(e);OGATE::QAR1(H),XB(e)
- Refutation
- R(a);XB(F)
- Try
- B(F);
- Vars
- K(c);P-FLIGHT,P_SPINB(e)::P=Q
- R(a);SBLOCK,XS(A)::R(G)
- B(e);N_GUARD,XQ(H)::P=Q
- B(e);OGATE,XP(I)::QAR1(H)
- B(e);OGATE::QAR1(H),XB(e)
- R(a);SBLOCK::R(E)
- B(e);N_GUARD::P=Q
- B(e);OGATE::QAR1(H)
- P(f);OGATE::QAR(H)
- Refutation
- R(a);
- Try
- B(F);
- Vars
- K(c);P-FLIGHT,P_SPINB(e)::P=Q
- R(a);SBLOCK,XS(A)::R(G)
- B(e);N_GUARD,XQ(H)::P=Q
- B(e);OGATE,XP(I)::QAR1(H)
- B(e);OGATE::QAR1(H),XB(e)
- R(a);SBLOCK::R(E)
- B(e);N_GUARD::P=Q
- B(e);OGATE::QAR1(H)
- P(f);OGATE::QAR(H)
- Refutation
- R(a);
- Try
- B(F);
- Vars
- K(c);P-FLIGHT,P_SPINB(e)::P=Q
- R(a);SBLOCK,XS(A)::R(G)
- B(e);N_GUARD,XQ(H)::P=Q
- B(e);OGATE::QAR1(H),XB(e)
- R(a);SBLOCK::B(F)
- R(a);SBLOCK::R(E)
- B(e);N_GUARD::P=Q
- Refutation
- P(f);
- Try
- B(F);
- Vars
- K(c);P-FLIGHT,P_SPINB(e)::P=Q
- R(a);SBLOCK,XS(A)::R(G)
- B(e);N_GUARD,XQ(H)::P=Q
- B(e);OGATE,XP(I)::QAR1(H)
- B(e);OGATE::QAR1(H),XB(e)
- R(a);SBLOCK::R(E)
- B(e);N_GUARD::P=Q
- B(e);OGATE::QAR1(H)
- P(f);OGATE::QAR(H)
- Refutation
- R(a);
- Try
- B(F);
- Vars
- K(c);P-FLIGHT,P_SPINB(e)::P=Q
- R(a);SBLOCK,XS(A)::R(G)
- B(e);N_GUARD,XQ(H)::P=Q
- B(e);OGATE,XP(I)::QAR1(H)
- B(e);OGATE::QAR1(H),XB(e)
- R(a);SBLOCK::R(E)
- B(e);N_GUARD::P=Q
- B(e);OGATE::QAR1(H)
- P(f);OGATE::QAR(H)
- Refutation
- R(a);
- Try
- R(E);CHECK
- Vars
- K(c);P-FLIGHT,P_SPINB(e)::QAB(H),XB(e)
- Refutation
- P(d);XR(E)
- Try
- R(G);CHECK
- Vars
- B(e);OGATE,XR(G)::QAR1(H),XB(e)
- Refutation
- K(c);P-FLIGHT
- Try
- P(I);
- Vars
- R(a);SBLOCK,XS(A)::QAR(I)+B(F),DCHECK
- B(e);OGATE::QAR1(H),XB(e)
- R(a);SBLOCK::QAB(I)
- R(a);SBLOCK::QAR(I)+B(F),DCHECK
- Refutation
- P(f);
- Try
- Actual
- B(F);
- Vars
- K(c);P-FLIGHT,P_SPINB(e)::P=Q
- R(a);SBLOCK,XS(A)::R(G)
- B(e);N_GUARD,XQ(H)::P=Q
- B(e);OGATE::QAR1(H),XB(e)
- R(a);SBLOCK::R(E)
- R(a);SBLOCK::B(F)
- B(e);N_GUARD::P=Q
- P(f);OGATE::QAR(H)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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