MESON Chess Problem Database
Problem Display
PID: 261867 (r7/pN6/1RBp2b1/5PB1/nbk3KR/4PPPP/2P1p1q1/1N6 w - - 0 1)
Lipton, Michael
6th Prize, McWilliam Ty., 1955
#2
13 + 9
| 15601 | Albrecht-Leiss-Degener Collection | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Qxf3+
- 2.Kxf3#
- 1...Qxh3+
- 2.Kxh3#
- 1...Qxg3+
- 2.Kxg3#
- 1...Bc3
- 2.Sa3#
- 1...Bc5
- 2.Sa5#
- 1...Bxf5+
- 2.Kxf5#
- 1...Bh5+
- 2.Kxh5#
- 1...Bh7
- 2.Kh5#
- 1...Sc3
- 2.Sd2#
- 1...Sc5
- 2.Sxd6#
- 1...d5
- 2.Bb5#
- 1...Qxf3+
- Tries
- 1.Sa5+?
- 1...Kc5
- 2.Rb5#
- 1...Bxa5!
- 1...Kc5
- 1.Bh6?
- threat
- 2.Kg5#
- 1...Qxf3+
- 2.Kxf3#
- 1...Qxh3+
- 2.Kxh3#
- 1...Qxg3+
- 2.Kxg3#
- 1...Bxf5+
- 2.Kxf5#
- 1...Bh5+
- 2.Kxh5#
- 1...Bc3
- 2.Sa3#
- 1...Bc5
- 2.Sa5#
- 1...Sc3
- 2.Sd2#
- 1...Sc5
- 2.Sxd6#
- 1...d5
- 2.Bb5#
- 1...Re8!
- threat
- 1.Be7?
- threat
- 2.Kg5#
- 1...Qxf3+
- 2.Kxf3#
- 1...Qxh3+
- 2.Kxh3#
- 1...Qxg3+
- 2.Kxg3#
- 1...Bxf5+
- 2.Kxf5#
- 1...Bh5+
- 2.Kxh5#
- 1...Bc3
- 2.Sa3#
- 1...Bc5
- 2.Sa5#
- 1...Sc3
- 2.Sd2#
- 1...Sc5
- 2.Sxd6#
- 1...d5
- 2.Bb5#
- 2.Rxb4#
- 1...Rh8!
- threat
- 1.Sa5+?
- Keys
- 1.Bd8!
- threat
- 2.Kg5#
- 1...Qxf3+
- 2.Kxf3#
- 1...Qxh3+
- 2.Kxh3#
- 1...Qxg3+
- 2.Kxg3#
- 1...Bxf5+
- 2.Kxf5#
- 1...Bh5+
- 2.Kxh5#
- 1...Bc3
- 2.Sa3#
- 1...Bc5
- 2.Sa5#
- 1...Sc3
- 2.Sd2#
- 1...Sc5
- 2.Sxd6#
- 1...d5
- 2.Bb5#
- threat
- 1.Bd8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 1
- Sets
- Q(b);CHECK,N_PINP(E),XP(D)::R(H)+K(G),XQ(b)
- Q(b);CHECK,N_PINP(E),XP(F)::R(H)+K(G),XQ(b)
- Q(b);CHECK,XP(E)::R(H)+K(G),XQ(b)
- B(d);N_GUARD,SBLOCK::S(A)
- B(d);N_GUARD,SBLOCK::S(M)
- B(g);CHECK,XP(I)::R(H)+K(G),XB(g)
- B(g);CHECK::R(H)+K(G),XB(g)
- B(g);::R(H)+K(G)
- S(c);SBLOCK,S_CUTB(d)::S(A)
- S(c);SBLOCK,S_CUTB(d)::S(M),XP(f)
- P(f);SBLOCK::B(L)
- Tries
- Try
- S(M);CHECK
- Vars
- K(e);P-FLIGHT,S_CUTB(d)::R1(K)
- Refutation
- B(d);XS(M)
- Try
- B(J);
- Threat
- R(H)+K(G)
- Vars
- Q(b);CHECK,N_PINP(E),XP(D)::R(H)+K(G),XQ(b)
- Q(b);CHECK,N_PINP(E),XP(F)::R(H)+K(G),XQ(b)
- Q(b);CHECK,XP(E)::R(H)+K(G),XQ(b)
- B(g);CHECK,XP(I)::R(H)+K(G),XB(g)
- B(g);CHECK::R(H)+K(G),XB(g)
- B(d);N_GUARD,SBLOCK::S(A)
- B(d);N_GUARD,SBLOCK::S(M)
- S(c);SBLOCK,S_CUTB(d)::S(A)
- S(c);SBLOCK,S_CUTB(d)::S(M),XP(f)
- P(f);SBLOCK::B(L)
- Refutation
- R(i);
- Try
- B(J);
- Threat
- R(H)+K(G)
- Vars
- Q(b);CHECK,N_PINP(E),XP(D)::R(H)+K(G),XQ(b)
- Q(b);CHECK,N_PINP(E),XP(F)::R(H)+K(G),XQ(b)
- Q(b);CHECK,XP(E)::R(H)+K(G),XQ(b)
- B(g);CHECK,XP(I)::R(H)+K(G),XB(g)
- B(g);CHECK::R(H)+K(G),XB(g)
- B(d);N_GUARD,SBLOCK::S(A)
- B(d);N_GUARD,SBLOCK::S(M)
- S(c);SBLOCK,S_CUTB(d)::S(A)
- S(c);SBLOCK,S_CUTB(d)::S(M),XP(f)
- Refutation
- R(i);
- Try
- Actual
- B(J);
- Threat
- R(H)+K(G)
- Vars
- Q(b);CHECK,N_PINP(E),XP(D)::R(H)+K(G),XQ(b)
- Q(b);CHECK,N_PINP(E),XP(F)::R(H)+K(G),XQ(b)
- Q(b);CHECK,XP(E)::R(H)+K(G),XQ(b)
- B(g);CHECK,XP(I)::R(H)+K(G),XB(g)
- B(g);CHECK::R(H)+K(G),XB(g)
- B(d);N_GUARD,SBLOCK::S(A)
- B(d);N_GUARD,SBLOCK::S(M)
- S(c);SBLOCK,S_CUTB(d)::S(A)
- S(c);SBLOCK,S_CUTB(d)::S(M),XP(f)
- P(f);SBLOCK::B(L)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).