MESON Chess Problem Database
Problem Display
PID: 52535 (8/2KN4/P1p1p3/3k4/r3q1R1/1pPNb3/1P2Q1B1/8 w - - 0 1)
Holmes, AE
Chess Amateur (The), 1908
#2
9 + 7
SOLUTION
- SOUND
- Sets
- 1...Kc4
- 2.Sb4#
- 1...Qxg2
- 2.Sf6#
- 1...Qf3
- 2.Sf6#
- 1...Ra1
- 2.Sb4#
- 1...Ra2
- 2.Sb4#
- 1...Ra3
- 2.Sb4#
- 1...Rb4
- 2.Sxb4#
- 1...Rc4
- 2.Sf6#
- 1...Rd4
- 2.Sb6#
- 1...Ra5
- 2.Sb4#
- 1...Rxa6
- 2.Sb4#
- 1...Bc1
- 2.Sb6#
- 1...Bg1
- 2.Sf4#
- 1...Bd2
- 2.Sb6#
- 1...Bf2
- 2.Sf4#
- 1...Bd4
- 2.Sf4#
- 1...Bf4+
- 2.Sxf4#
- 1...Bc5
- 2.Sf4#
- 1...Bg5
- 2.Sb6#
- 1...Bb6+
- 2.Sxb6#
- 1...Bh6
- 2.Sb6#
- 1...Ba7
- 2.Sf4#
- 1...c5
- 2.Sb6#
- 1...Kc4
- Tries
- 1.Bh1?
- 1...Bf4+
- 2.Sxf4#
- 1...Bb6+
- 2.Sxb6#
- 1...Kc4
- 2.Sb4#
- 1...Qxh1
- 2.Sf6#
- 1...Rxa6
- 2.Sb4#
- 1...Qg2
- 2.Sf6#
- 1...Qf3
- 2.Sf6#
- 1...Ra1
- 2.Sb4#
- 1...Ra2
- 2.Sb4#
- 1...Ra3
- 2.Sb4#
- 1...Rb4
- 2.Sxb4#
- 1...Rc4
- 2.Sf6#
- 1...Rd4
- 2.Sb6#
- 1...Ra5
- 2.Sb4#
- 1...Bc1
- 2.Sb6#
- 1...Bg1
- 2.Sf4#
- 1...Bd2
- 2.Sb6#
- 1...Bf2
- 2.Sf4#
- 1...Bd4
- 2.Sf4#
- 1...Bc5
- 2.Sf4#
- 1...Bg5
- 2.Sb6#
- 1...Bh6
- 2.Sb6#
- 1...Ba7
- 2.Sf4#
- 1...c5
- 2.Sb6#
- 1...e5!
- 1...Bf4+
- 1.Bxe4+?
- 1...Kc4
- 2.Sc1#
- 2.Se1#
- 2.Sf2#
- 2.Sb4#
- 2.Sf4#
- 2.S3c5#
- 2.S3e5#
- 1...Rxe4!
- 1...Kc4
- 1.Rxe4?
- threat
- 2.Sf6#
- 2.Rxa4#
- 2.Rb4#
- 2.Rd4#
- 1...Bf4+
- 2.Sxf4#
- 1...Bb6+
- 2.Sxb6#
- 1...Rxe4
- 2.Sb4#
- 1...Rxa6
- 2.Sb4#
- 2.Sf6#
- 2.Ra4#
- 2.Rb4#
- 2.Rd4#
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 2.c4#
- 1...Rd4
- 2.Sb6#
- 2.Rxd4#
- 1...Bd4
- 2.Sf4#
- 2.Rxd4#
- 1...Ra1
- 2.Sb4#
- 2.Sf6#
- 2.Ra4#
- 2.Rb4#
- 2.Rd4#
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 2.c4#
- 1...Ra2
- 2.Sb4#
- 2.Sf6#
- 2.Ra4#
- 2.Rb4#
- 2.Rd4#
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 2.c4#
- 1...Ra3
- 2.Sb4#
- 2.Sf6#
- 2.Ra4#
- 2.Rb4#
- 2.Rd4#
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 2.c4#
- 1...Rb4
- 2.Sxb4#
- 2.Sf6#
- 2.Rxb4#
- 2.Rd4#
- 1...Rc4
- 2.Sf6#
- 2.Rd4#
- 2.Re5#
- 1...Ra5
- 2.Sb4#
- 2.Sf6#
- 2.Ra4#
- 2.Rb4#
- 2.Rd4#
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 2.c4#
- 1...Bg5
- 2.Sb6#
- 2.Rxa4#
- 2.Rb4#
- 2.Rd4#
- 1...e5!
- threat
- 1.Rh4?
- 1...Bf4+
- 2.Sxf4#
- 1...Bb6+
- 2.Sxb6#
- 1...Kc4
- 2.Sb4#
- 1...Qxg2
- 2.Sf6#
- 1...Rxa6
- 2.Sb4#
- 1...Qf3
- 2.Sf6#
- 1...Ra1
- 2.Sb4#
- 1...Ra2
- 2.Sb4#
- 1...Ra3
- 2.Sb4#
- 1...Rb4
- 2.Sxb4#
- 1...Rc4
- 2.Sf6#
- 1...Rd4
- 2.Sb6#
- 1...Ra5
- 2.Sb4#
- 1...Bc1
- 2.Sb6#
- 1...Bg1
- 2.Sf4#
- 1...Bd2
- 2.Sb6#
- 1...Bf2
- 2.Sf4#
- 1...Bd4
- 2.Sf4#
- 1...Bc5
- 2.Sf4#
- 1...Bg5
- 2.Sb6#
- 1...Bh6
- 2.Sb6#
- 1...Ba7
- 2.Sf4#
- 1...c5
- 2.Sb6#
- 1...e5!
- 1...Bf4+
- 1.Bh1?
- Keys
- 1.Qf1!
- 1...Bf4+
- 2.Sxf4#
- 1...Bb6+
- 2.Sxb6#
- 1...Kc4
- 2.Sb4#
- 1...Qxg2
- 2.Sf6#
- 1...Rxa6
- 2.Sb4#
- 1...e5
- 2.Qf7#
- 1...Qf3
- 2.Sf6#
- 1...Ra1
- 2.Sb4#
- 1...Ra2
- 2.Sb4#
- 1...Ra3
- 2.Sb4#
- 1...Rb4
- 2.Sxb4#
- 1...Rc4
- 2.Sf6#
- 1...Rd4
- 2.Sb6#
- 1...Ra5
- 2.Sb4#
- 1...Bc1
- 2.Sb6#
- 1...Bg1
- 2.Sf4#
- 1...Bd2
- 2.Sb6#
- 1...Bf2
- 2.Sf4#
- 1...Bd4
- 2.Sf4#
- 1...Bc5
- 2.Sf4#
- 1...Bg5
- 2.Sb6#
- 1...Bh6
- 2.Sb6#
- 1...Ba7
- 2.Sf4#
- 1...c5
- 2.Sb6#
- 1...Bf4+
- 1.Qf1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(e);S_FLIGHT::QAB(B)+S(E)
- Q(d);N_SPINQ(d),XB(C)::S(I)
- Q(d);::S(I)
- R(c);N_GUARD::S(E)
- R(c);N_GUARD::S(E),XR(c)
- R(c);SBLOCK::S(I)
- R(c);S_CUTB(b)::S(I)
- R(c);N_GUARD,XP(G)::S(E)
- B(b);N_GUARD::S(I)
- B(b);N_GUARD::S(E)
- B(b);CHECK,N_GUARD::S(E),XB(b)
- B(b);CHECK,N_GUARD::S(I),XB(b)
- P(f);S_CUTB(b)::S(I)
- Tries
- Try
- B(C);
- Vars
- B(b);CHECK,N_GUARD::S(E),XB(b)
- B(b);CHECK,N_GUARD::S(I),XB(b)
- K(e);S_FLIGHT::QAB(B)+S(E)
- Q(d);N_SPINQ(d),XB(C)::S(I)
- R(c);N_GUARD,XP(G)::S(E)
- Q(d);::S(I)
- R(c);N_GUARD::S(E)
- R(c);N_GUARD::S(E),XR(c)
- R(c);SBLOCK::S(I)
- R(c);S_CUTB(b)::S(I)
- B(b);N_GUARD::S(I)
- B(b);N_GUARD::S(E)
- P(f);S_CUTB(b)::S(I)
- Refutation
- P(g);
- Try
- B(C);CHECK,XQ(d)
- Refutation
- R(c);XB(C)
- Try
- R(F);XQ(d)
- Threat
- DUALS(4)
- Vars
- B(b);CHECK,N_GUARD::S(E),XB(b)
- B(b);CHECK,N_GUARD::S(I),XB(b)
- R(c);N_GUARD,P_SPINR(c),XR(F)::S(E)
- Refutation
- P(g);
- Try
- R(F);
- Vars
- B(b);CHECK,N_GUARD::S(E),XB(b)
- B(b);CHECK,N_GUARD::S(I),XB(b)
- K(e);S_FLIGHT::QAB(B)+S(E)
- Q(d);N_SPINQ(d),XB(C)::S(I)
- R(c);N_GUARD,XP(G)::S(E)
- Q(d);::S(I)
- R(c);N_GUARD::S(E)
- R(c);N_GUARD::S(E),XR(c)
- R(c);SBLOCK::S(I)
- R(c);S_CUTB(b)::S(I)
- B(b);N_GUARD::S(I)
- B(b);N_GUARD::S(E)
- P(f);S_CUTB(b)::S(I)
- Refutation
- P(g);
- Try
- Actual
- Q(B);
- Vars
- B(b);CHECK,N_GUARD::S(E),XB(b)
- B(b);CHECK,N_GUARD::S(I),XB(b)
- K(e);S_FLIGHT::QAB(B)+S(E)
- Q(d);N_SPINQ(d),XB(C)::S(I)
- R(c);N_GUARD,XP(G)::S(E)
- P(g);OGATEB::QAB(B)
- Q(d);::S(I)
- R(c);N_GUARD::S(E)
- R(c);N_GUARD::S(E),XR(c)
- R(c);SBLOCK::S(I)
- R(c);S_CUTB(b)::S(I)
- B(b);N_GUARD::S(I)
- B(b);N_GUARD::S(E)
- P(f);S_CUTB(b)::S(I)
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).