MESON Chess Problem Database
Problem Display
PID: 10829 (1B2r3/b1n2N2/BQ2p3/2r5/Rnb1kNP1/2P3K1/4PP2/4R3 w - - 0 1)
Morice, Jean
4th HM., Themes-64, 1968
#2
12 + 8
SOLUTION
- SOUND
- Sets
- 1...Ra5
- 2.f3#
- 1...Rb5
- 2.f3#
- 1...Rd5
- 2.f3#
- 1...Re5
- 2.Sd6#
- 2.f3#
- 1...Rf5
- 2.f3#
- 1...Rg5
- 2.f3#
- 1...Rh5
- 2.f3#
- 1...Rc6
- 2.f3#
- 1...Ba2
- 2.Bd3#
- 1...Bxe2
- 2.Bd3#
- 2.Rxe2#
- 1...Bb3
- 2.Bd3#
- 1...Bd3
- 2.Bxd3#
- 2.exd3#
- 1...Bd5
- 2.Bd3#
- 1...Sa2
- 2.Qb1#
- 1...Sd3
- 2.exd3#
- 1...Sbd5
- 2.Qb1#
- 1...Sbxa6
- 2.Qb1#
- 1...Sc6
- 2.Qb1#
- 1...Scd5
- 2.Sg5#
- 1...e5
- 2.Sg5#
- 2.Sd6#
- 2.Qg6#
- 1...Ra5
- Tries
- 1.Bxc4?
- threat
- 2.Bd3#
- 1...Rxc4
- 2.f3#
- 1...Rd5
- 2.f3#
- 1...Sd3
- 2.Bxd3#
- 2.Bd5#
- 2.exd3#
- 1...Rd8!
- threat
- 1.Bb7+?
- 1...Rd5
- 2.f3#
- 1...Rc6
- 2.f3#
- 1...Sbd5
- 2.Qb1#
- 1...Sc6
- 2.Qb1#
- 1...Scd5
- 2.Sg5#
- 1...Bd5!
- 1...Rd5
- 1.Qxc5?
- threat
- 2.Sg5#
- 2.Sd6#
- 2.Qe5#
- 2.f3#
- 1...Rd8
- 2.Sg5#
- 2.Qe5#
- 2.f3#
- 1...Rg8
- 2.Sd6#
- 2.Qe5#
- 2.f3#
- 1...Bd5
- 2.Bd3#
- 2.f3#
- 1...Sd3
- 2.Sg5#
- 2.Sd6#
- 2.Rxc4#
- 2.exd3#
- 2.f3#
- 1...Sbd5
- 2.Rxc4#
- 2.f3#
- 1...Sc6
- 2.Sg5#
- 2.Sd6#
- 2.f3#
- 1...Sb5
- 2.Sg5#
- 2.Qe5#
- 2.f3#
- 1...Scd5
- 2.Sg5#
- 2.f3#
- 1...e5
- 2.Sg5#
- 2.Sd6#
- 2.f3#
- 1...Bxc5!
- threat
- 1.Bxc4?
- Keys
- 1.Sd5!
- threat
- 2.Sf6#
- 1...Kxd5
- 2.e4#
- 1...Rxd5
- 2.f3#
- 1...Bxd5
- 2.Bd3#
- 1...Sbxd5
- 2.Qb1#
- 1...Scxd5
- 2.Sg5#
- 1...exd5
- 2.Qg6#
- threat
- 1.Sd5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 12
- Sets
- R(d);::P(C)
- R(d);P_PINP(H)::P(C)
- B(b);OGATE,P_SPINS(a)::B(I)
- S(a);OGATE,P_SPINB(b)::QAB(J)
- S(a);OGATE,P_SPINB(b)::R(A)+P(B)DCHECK,XS(a)
- S(a);OGATE,P_SPINB(b),XB(I)::QAB(J)
- S(g);S_CUTR(d)::S(K)
- Tries
- Try
- B(I);XB(b)
- Threat
- B(I)
- Vars
- R(d);XB(I)::P(C)
- R(d);::P(C)
- Refutation
- R(h);
- Try
- B(I);CHECK
- Vars
- R(d);P_SPINR(d)::P(C)
- S(a);OGATE,P_SPINB(b),P_SPINS(a)::QAB(J)
- S(g);P_SPINS(g)::S(K)
- Refutation
- B(b);P_SPINB(b),P_SPINS(a)
- Try
- Q(J);XR(d)
- Threat
- DUALS(4)
- Refutation
- B(f);XQ(J)
- Try
- Actual
- S(G);
- Threat
- S(G)
- Vars
- K(c);OGATE,S_FLIGHT,XS(G)::P(B)
- R(d);SBLOCK,XS(G)::P(C)
- B(b);OGATE,P_SPINS(a),SBLOCK,XS(G)::B(I)
- S(a);OGATE,P_SPINB(b),SBLOCK,XS(G)::QAB(J)
- S(g);SBLOCK,XS(G)::S(K)
- P(e);OGATE,SBLOCK,XS(G)::QAB(J)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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