MESON Chess Problem Database
Problem Display
PID: 143576 (2r1rR2/2pBp1P1/2P1P1p1/1N1k1Np1/3P2P1/3Kb1p1/4P1P1/1n3n1Q w - - 0 1)
Gittins, Frederick Richard
British Chess Magazine, 1895
#2
13 + 11
SOLUTION
- SOUND
- Sets
- 1...Ra8
- 2.Sxc7#
- 1...Rb8
- 2.Sxc7#
- 1...Rcd8
- 2.Sxc7#
- 1...Red8
- 2.Sxe7#
- 1...Rxf8
- 2.Sxe7#
- 1...Bc1
- 2.e4#
- 1...Bg1
- 2.e4#
- 1...Bd2
- 2.e4#
- 1...Bf2
- 2.e4#
- 1...Bf4
- 2.e4#
- 1...Sbd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sfd2
- 2.Sxe3#
- 1...Sh2
- 2.Sxe3#
- 1...gxf5
- 2.Rxf5#
- 1...Ra8
- Tries
- 1.Rf7?
- 1...gxf5
- 2.Rxf5#
- 1...Ra8
- 2.Sxc7#
- 1...Rb8
- 2.Sxc7#
- 1...Rcd8
- 2.Sxc7#
- 1...Red8
- 2.Sxe7#
- 1...Rf8
- 2.Sxe7#
- 1...Rg8
- 2.Sxe7#
- 1...Rh8
- 2.Sxe7#
- 1...Bc1
- 2.e4#
- 1...Bg1
- 2.e4#
- 1...Bd2
- 2.e4#
- 1...Bf2
- 2.e4#
- 1...Bf4
- 2.e4#
- 1...Sbd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sfd2
- 2.Sxe3#
- 1...Sh2
- 2.Sxe3#
- 1...Bxd4!
- 1...gxf5
- 1.Qxf1?
- threat
- 2.Sxe3#
- 2.Qf3#
- 1...gxf5
- 2.Rxf5#
- 2.Qf3#
- 2.Qxf5#
- 1...Bc1
- 2.Qf3#
- 2.e4#
- 1...Bg1
- 2.Qf3#
- 2.e4#
- 1...Bd2
- 2.Qf3#
- 2.e4#
- 1...Bf2
- 2.e4#
- 1...Bf4
- 2.Qf3#
- 2.e4#
- 1...Sd2
- 2.Sc3#
- 2.Sxe3#
- 1...Sc3
- 2.Sxc3#
- 2.Sxe3#
- 1...Bxd4!
- threat
- 1.Qh3?
- 1...Rxf8
- 2.Sxe7#
- 1...gxf5
- 2.Rxf5#
- 1...Ra8
- 2.Sxc7#
- 1...Rb8
- 2.Sxc7#
- 1...Rcd8
- 2.Sxc7#
- 1...Red8
- 2.Sxe7#
- 1...Bc1
- 2.e4#
- 1...Bg1
- 2.e4#
- 1...Bd2
- 2.e4#
- 1...Bf2
- 2.e4#
- 1...Bf4
- 2.e4#
- 1...Sbd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sfd2
- 2.Sxe3#
- 1...Sh2
- 2.Sxe3#
- 1...Bxd4!
- 1...Rxf8
- 1.Qh6?
- 1...Rxf8
- 2.Sxe7#
- 1...gxf5
- 2.Rxf5#
- 1...Ra8
- 2.Sxc7#
- 1...Rb8
- 2.Sxc7#
- 1...Rcd8
- 2.Sxc7#
- 1...Red8
- 2.Sxe7#
- 1...Bc1
- 2.e4#
- 1...Bg1
- 2.e4#
- 1...Bd2
- 2.e4#
- 1...Bf2
- 2.e4#
- 1...Bf4
- 2.e4#
- 1...Sbd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sfd2
- 2.Sxe3#
- 1...Sh2
- 2.Sxe3#
- 1...Bxd4!
- 1...Rxf8
- 1.Qh7?
- 1...Rxf8
- 2.Sxe7#
- 1...gxf5
- 2.Rxf5#
- 2.Qxf5#
- 1...Ra8
- 2.Sxc7#
- 1...Rb8
- 2.Sxc7#
- 1...Rcd8
- 2.Sxc7#
- 1...Red8
- 2.Sxe7#
- 1...Bc1
- 2.e4#
- 1...Bg1
- 2.e4#
- 1...Bd2
- 2.e4#
- 1...Bf2
- 2.e4#
- 1...Bf4
- 2.e4#
- 1...Sbd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sfd2
- 2.Sxe3#
- 1...Sh2
- 2.Sxe3#
- 1...Bxd4!
- 1...Rxf8
- 1.Qh8?
- 1...Rxf8
- 2.Sxe7#
- 1...gxf5
- 2.Rxf5#
- 1...Ra8
- 2.Sxc7#
- 1...Rb8
- 2.Sxc7#
- 1...Rcd8
- 2.Sxc7#
- 1...Red8
- 2.Sxe7#
- 1...Bc1
- 2.e4#
- 1...Bg1
- 2.e4#
- 1...Bd2
- 2.e4#
- 1...Bf2
- 2.e4#
- 1...Bf4
- 2.e4#
- 1...Sbd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sfd2
- 2.Sxe3#
- 1...Sh2
- 2.Sxe3#
- 1...Bxd4!
- 1...Rxf8
- 1.g8Q?
- 1...Rxf8
- 2.Sxe7#
- 1...gxf5
- 2.Rxf5#
- 1...Ra8
- 2.Sxc7#
- 1...Rb8
- 2.Sxc7#
- 1...Rcd8
- 2.Sxc7#
- 1...Red8
- 2.Sxe7#
- 1...Bc1
- 2.e4#
- 1...Bg1
- 2.e4#
- 1...Bd2
- 2.e4#
- 1...Bf2
- 2.e4#
- 1...Bf4
- 2.e4#
- 1...Sbd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sfd2
- 2.Sxe3#
- 1...Sh2
- 2.Sxe3#
- 1...Bxd4!
- 1...Rxf8
- 1.g8S?
- 1...Rxf8
- 2.Sfxe7#
- 2.Sgxe7#
- 1...gxf5
- 2.Rxf5#
- 1...Ra8
- 2.Sxc7#
- 1...Rb8
- 2.Sxc7#
- 1...Rcd8
- 2.Sxc7#
- 1...Red8
- 2.Sfxe7#
- 2.Sgxe7#
- 1...Bc1
- 2.e4#
- 1...Bg1
- 2.e4#
- 1...Bd2
- 2.e4#
- 1...Bf2
- 2.e4#
- 1...Bf4
- 2.e4#
- 1...Sbd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sfd2
- 2.Sxe3#
- 1...Sh2
- 2.Sxe3#
- 1...Bxd4!
- 1...Rxf8
- 1.g8B?
- 1...Rxf8
- 2.Sxe7#
- 1...gxf5
- 2.Rxf5#
- 1...Ra8
- 2.Sxc7#
- 1...Rb8
- 2.Sxc7#
- 1...Rcd8
- 2.Sxc7#
- 1...Red8
- 2.Sxe7#
- 1...Bc1
- 2.e4#
- 1...Bg1
- 2.e4#
- 1...Bd2
- 2.e4#
- 1...Bf2
- 2.e4#
- 1...Bf4
- 2.e4#
- 1...Sbd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sfd2
- 2.Sxe3#
- 1...Sh2
- 2.Sxe3#
- 1...Bxd4!
- 1...Rxf8
- 1.g8R?
- 1...Rxf8
- 2.Sxe7#
- 1...gxf5
- 2.Rxf5#
- 1...Ra8
- 2.Sxc7#
- 1...Rb8
- 2.Sxc7#
- 1...Rcd8
- 2.Sxc7#
- 1...Red8
- 2.Sxe7#
- 1...Bc1
- 2.e4#
- 1...Bg1
- 2.e4#
- 1...Bd2
- 2.e4#
- 1...Bf2
- 2.e4#
- 1...Bf4
- 2.e4#
- 1...Sbd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sfd2
- 2.Sxe3#
- 1...Sh2
- 2.Sxe3#
- 1...Bxd4!
- 1...Rxf8
- 1.Rf7?
- Keys
- 1.Qg1!
- 1...Rxf8
- 2.Sxe7#
- 1...Bxg1
- 2.e4#
- 1...Bxd4
- 2.Qxd4#
- 1...gxf5
- 2.Rxf5#
- 1...Ra8
- 2.Sxc7#
- 1...Rb8
- 2.Sxc7#
- 1...Rcd8
- 2.Sxc7#
- 1...Red8
- 2.Sxe7#
- 1...Bc1
- 2.e4#
- 1...Bd2
- 2.e4#
- 1...Bf2
- 2.e4#
- 1...Bf4
- 2.e4#
- 1...Sbd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sfd2
- 2.Sxe3#
- 1...Sh2
- 2.Sxe3#
- 1...Rxf8
- 1.Qg1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(j);N_GUARD::S(G),XP(h)
- R(k);N_GUARD::S(H),XP(i)
- R(k);N_GUARD,XR(M)::S(H),XP(i)
- B(c);OGATE::P(B)
- S(a);N_GUARD::S(G)
- S(a);N_GUARD::S(G),XS(a)
- S(b);N_GUARD::S(H),XB(c)
- P(g);OGATE,XS(H)::R(M),XP(g)
- Tries
- Try
- R(M);
- Vars
- P(g);OGATE,XS(H)::R(M),XP(g)
- R(j);N_GUARD::S(G),XP(h)
- R(k);N_GUARD::S(H),XP(i)
- B(c);OGATE::P(B)
- S(a);N_GUARD::S(G)
- S(a);N_GUARD::S(G),XS(a)
- S(b);N_GUARD::S(H),XB(c)
- Refutation
- B(c);XP(E)
- Try
- Q(A);XS(b)
- Threat
- DUALS(2)
- Vars
- B(c);OGATE::P(B)
- Refutation
- B(c);XP(E)
- Try
- Q(A);
- Vars
- R(k);N_GUARD,XR(M)::S(H),XP(i)
- P(g);OGATE,XS(H)::R(M),XP(g)
- R(j);N_GUARD::S(G),XP(h)
- R(k);N_GUARD::S(H),XP(i)
- B(c);OGATE::P(B)
- S(a);N_GUARD::S(G)
- S(a);N_GUARD::S(G),XS(a)
- S(b);N_GUARD::S(H),XB(c)
- Refutation
- B(c);XP(E)
- Try
- Q(A);
- Vars
- R(k);N_GUARD,XR(M)::S(H),XP(i)
- P(g);OGATE,XS(H)::R(M),XP(g)
- R(j);N_GUARD::S(G),XP(h)
- R(k);N_GUARD::S(H),XP(i)
- B(c);OGATE::P(B)
- S(a);N_GUARD::S(G)
- S(a);N_GUARD::S(G),XS(a)
- S(b);N_GUARD::S(H),XB(c)
- Refutation
- B(c);XP(E)
- Try
- Q(A);
- Vars
- R(k);N_GUARD,XR(M)::S(H),XP(i)
- R(j);N_GUARD::S(G),XP(h)
- R(k);N_GUARD::S(H),XP(i)
- B(c);OGATE::P(B)
- S(a);N_GUARD::S(G)
- S(a);N_GUARD::S(G),XS(a)
- S(b);N_GUARD::S(H),XB(c)
- Refutation
- B(c);XP(E)
- Try
- Q(A);
- Vars
- R(k);N_GUARD,XR(M)::S(H),XP(i)
- P(g);OGATE,XS(H)::R(M),XP(g)
- R(j);N_GUARD::S(G),XP(h)
- R(k);N_GUARD::S(H),XP(i)
- B(c);OGATE::P(B)
- S(a);N_GUARD::S(G)
- S(a);N_GUARD::S(G),XS(a)
- S(b);N_GUARD::S(H),XB(c)
- Refutation
- B(c);XP(E)
- Try
- P(L);
- Vars
- R(k);N_GUARD,XR(M)::S(H),XP(i)
- P(g);OGATE,XS(H)::R(M),XP(g)
- R(j);N_GUARD::S(G),XP(h)
- R(k);N_GUARD::S(H),XP(i)
- B(c);OGATE::P(B)
- S(a);N_GUARD::S(G)
- S(a);N_GUARD::S(G),XS(a)
- S(b);N_GUARD::S(H),XB(c)
- Refutation
- B(c);XP(E)
- Try
- P(L);
- Vars
- P(g);OGATE,XS(H)::R(M),XP(g)
- R(j);N_GUARD::S(G),XP(h)
- B(c);OGATE::P(B)
- S(a);N_GUARD::S(G)
- S(a);N_GUARD::S(G),XS(a)
- S(b);N_GUARD::S(H),XB(c)
- Refutation
- B(c);XP(E)
- Try
- P(L);
- Vars
- R(k);N_GUARD,XR(M)::S(H),XP(i)
- P(g);OGATE,XS(H)::R(M),XP(g)
- R(j);N_GUARD::S(G),XP(h)
- R(k);N_GUARD::S(H),XP(i)
- B(c);OGATE::P(B)
- S(a);N_GUARD::S(G)
- S(a);N_GUARD::S(G),XS(a)
- S(b);N_GUARD::S(H),XB(c)
- Refutation
- B(c);XP(E)
- Try
- P(L);
- Vars
- R(k);N_GUARD,XR(M)::S(H),XP(i)
- P(g);OGATE,XS(H)::R(M),XP(g)
- R(j);N_GUARD::S(G),XP(h)
- R(k);N_GUARD::S(H),XP(i)
- B(c);OGATE::P(B)
- S(a);N_GUARD::S(G)
- S(a);N_GUARD::S(G),XS(a)
- S(b);N_GUARD::S(H),XB(c)
- Refutation
- B(c);XP(E)
- Try
- Actual
- Q(A);
- Vars
- R(k);N_GUARD,XR(M)::S(H),XP(i)
- B(c);OGATE,XQ(A)::P(B)
- B(c);OGATE,XP(E)::QAR1(A),XB(c)
- P(g);OGATE,XS(H)::R(M),XP(g)
- R(j);N_GUARD::S(G),XP(h)
- R(k);N_GUARD::S(H),XP(i)
- B(c);OGATE::P(B)
- S(a);N_GUARD::S(G)
- S(a);N_GUARD::S(G),XS(a)
- S(b);N_GUARD::S(H),XB(c)
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).