MESON Chess Problem Database
Problem Display
PID: 108140 (1BK5/1p3b2/1R5b/N1pk3r/3p2B1/4p3/2QnP1N1/8 w - - 0 1)
Gleave, Walter
Bristol Mercury, 1889
#2
8 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Qf5#
- 1...Rh2
- 2.Qf5#
- 1...Rh3
- 2.Qf5#
- 1...Rh4
- 2.Qf5#
- 1...Re5
- 2.Rd6#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Sf4#
- 1...Bf4
- 2.Sxf4#
- 1...Bg5
- 2.Qf5#
- 1...Bg7
- 2.Sf4#
- 1...Bf8
- 2.Sf4#
- 1...Be6+
- 2.Bxe6#
- 1...Bg6
- 2.Be6#
- 1...Be8
- 2.Be6#
- 1...Sb1
- 2.Bf3#
- 1...Sf1
- 2.Bf3#
- 1...Sb3
- 2.Bf3#
- 1...Sf3
- 2.Bxf3#
- 1...Sc4
- 2.Bf3#
- 1...Se4
- 2.Qc4#
- 1...d3
- 2.Qxd3#
- 1...c4
- 2.Rb5#
- 1...Rh1
- Tries
- 1.Kxb7?
- 1...d3
- 2.Qxd3#
- 1...c4
- 2.Rb5#
- 1...Rh1
- 2.Qf5#
- 1...Rh2
- 2.Qf5#
- 1...Rh3
- 2.Qf5#
- 1...Rh4
- 2.Qf5#
- 1...Re5
- 2.Rd6#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Sf4#
- 1...Bf4
- 2.Sxf4#
- 1...Bg5
- 2.Qf5#
- 1...Bg7
- 2.Sf4#
- 1...Bf8
- 2.Sf4#
- 1...Be6
- 2.Bxe6#
- 1...Bg6
- 2.Be6#
- 1...Be8
- 2.Be6#
- 1...Sb1
- 2.Bf3#
- 1...Sf1
- 2.Bf3#
- 1...Sb3
- 2.Bf3#
- 1...Sf3
- 2.Bxf3#
- 1...Sc4
- 2.Bf3#
- 1...Se4
- 2.Qc4#
- 1...Bg8!
- 1...d3
- 1.Sxe3+?
- 1...dxe3
- 2.Qd3#
- 1...Bxe3!
- 1...dxe3
- 1.Sc4?
- threat
- 2.Rd6#
- 1...Be6+
- 2.Bxe6#
- 1...Sxc4
- 2.Bf3#
- 1...d3
- 2.Qxd3#
- 1...Bf4
- 2.Sxf4#
- 1...Bf8
- 2.Sf4#
- 1...Se4!
- threat
- 1.Bf3+?
- 1...Se4
- 2.Bxe4#
- 2.Qxe4#
- 2.Qc4#
- 1...Sxf3!
- 1...Se4
- 1.Bc7?
- 1...Be6+
- 2.Bxe6#
- 1...d3
- 2.Qxd3#
- 1...c4
- 2.Rb5#
- 1...Rh1
- 2.Qf5#
- 1...Rh2
- 2.Qf5#
- 1...Rh3
- 2.Qf5#
- 1...Rh4
- 2.Qf5#
- 1...Re5
- 2.Rd6#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Sf4#
- 1...Bf4
- 2.Sxf4#
- 1...Bg5
- 2.Qf5#
- 1...Bg7
- 2.Sf4#
- 1...Bf8
- 2.Sf4#
- 1...Bg6
- 2.Be6#
- 1...Be8
- 2.Be6#
- 1...Sb1
- 2.Bf3#
- 1...Sf1
- 2.Bf3#
- 1...Sb3
- 2.Bf3#
- 1...Sf3
- 2.Bxf3#
- 1...Sc4
- 2.Bf3#
- 1...Se4
- 2.Qc4#
- 1...Bg8!
- 1...Be6+
- 1.Rxh6?
- threat
- 2.Sf4#
- 1...Be6+
- 2.Bxe6#
- 1...d3
- 2.Qxd3#
- 1...Rf5
- 2.Qxf5#
- 1...c4!
- threat
- 1.Qd3?
- 1...Be6+
- 2.Bxe6#
- 1...c4
- 2.Rb5#
- 1...Rh1
- 2.Qf5#
- 1...Rh2
- 2.Qf5#
- 1...Rh3
- 2.Qf5#
- 1...Rh4
- 2.Qf5#
- 1...Re5
- 2.Rd6#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Sxe3#
- 2.Sf4#
- 1...Bf4
- 2.Sxf4#
- 1...Bg5
- 2.Qf5#
- 1...Bg7
- 2.Sxe3#
- 2.Sf4#
- 1...Bf8
- 2.Sxe3#
- 2.Sf4#
- 1...Bg6
- 2.Be6#
- 1...Be8
- 2.Be6#
- 1...Sb1
- 2.Bf3#
- 1...Sf1
- 2.Bf3#
- 1...Sb3
- 2.Bf3#
- 1...Sf3
- 2.Bxf3#
- 1...Sc4
- 2.Bf3#
- 1...Se4
- 2.Qc4#
- 1...Bg8!
- 1...Be6+
- 1.Qc4+?
- 1...Sxc4
- 2.Bf3#
- 1...Ke4!
- 1...Sxc4
- 1.Kxb7?
- Keys
- 1.Qh7!
- 1...Be6+
- 2.Bxe6#
- 1...Rf5
- 2.Qxf5#
- 1...Bg6
- 2.Qxb7#
- 1...d3
- 2.Qxd3#
- 1...c4
- 2.Rb5#
- 1...Bg8
- 2.Qxb7#
- 1...Rh1
- 2.Qf5#
- 1...Rh2
- 2.Qf5#
- 1...Rh3
- 2.Qf5#
- 1...Rh4
- 2.Qf5#
- 1...Re5
- 2.Rd6#
- 1...Rg5
- 2.Sf4#
- 1...Bf4
- 2.Sxf4#
- 1...Bg5
- 2.Qf5#
- 1...Bg7
- 2.Sf4#
- 1...Bf8
- 2.Sf4#
- 1...Be8
- 2.Be6#
- 1...Sb1
- 2.Bf3#
- 1...Sf1
- 2.Bf3#
- 1...Sb3
- 2.Bf3#
- 1...Sf3
- 2.Bxf3#
- 1...Sc4
- 2.Bf3#
- 1...Se4
- 2.Qxf7#
- 1...Be6+
- 1.Qh7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(f);N_GUARD::QAR2(A)
- R(f);SBLOCK::R1(F)
- R(f);N_GUARD::QAR2(A),XR(f)
- R(f);S_CUTB(g)::S(C)
- B(g);N_GUARD::S(C),XB(g)
- B(g);S_CUTR(f)::QAR2(A)
- B(g);N_GUARD::S(C)
- B(i);CHECK,N_GUARD::B(D),XB(i)
- B(i);N_GUARD::B(D)
- S(a);N_GUARD::B(D)
- S(a);N_GUARD::B(D),XS(a)
- S(a);N_GUARD,SBLOCK::QAB1(A)
- P(c);OGATEB::QAR2(A),XP(c)
- P(d);OGATEB::R(F)
- Tries
- Try
- K(H);S_FLIGHT,XP(h)
- Vars
- P(c);OGATEB::QAR2(A),XP(c)
- P(d);OGATEB::R(F)
- R(f);N_GUARD::QAR2(A)
- R(f);SBLOCK::R1(F)
- R(f);N_GUARD::QAR2(A),XR(f)
- R(f);S_CUTB(g)::S(C)
- B(g);N_GUARD::S(C),XB(g)
- B(g);S_CUTR(f)::QAR2(A)
- B(g);N_GUARD::S(C)
- B(i);N_GUARD::B(D),XB(i)
- B(i);N_GUARD::B(D)
- S(a);N_GUARD::B(D)
- S(a);N_GUARD::B(D),XS(a)
- S(a);N_GUARD,SBLOCK::QAB1(A)
- Refutation
- B(i);
- Try
- S(C);CHECK,XP(b)
- Vars
- P(c);S_CUTB(g),XS(C)::QAR2(A)
- Refutation
- B(g);XS(C)
- Try
- S(E);
- Threat
- R1(F)
- Vars
- B(i);CHECK,N_GUARD::B(D),XB(i)
- S(a);N_GUARD,XS(E)::B(D)
- P(c);OGATEB::QAR2(A),XP(c)
- B(g);N_GUARD::S(C),XB(g)
- B(g);N_GUARD::S(C)
- Refutation
- S(a);
- Try
- B(D);CHECK
- Refutation
- S(a);XB(D)
- Try
- B(G);
- Vars
- B(i);CHECK,N_GUARD::B(D),XB(i)
- P(c);OGATEB::QAR2(A),XP(c)
- P(d);OGATEB::R(F)
- R(f);N_GUARD::QAR2(A)
- R(f);SBLOCK::R1(F)
- R(f);N_GUARD::QAR2(A),XR(f)
- R(f);S_CUTB(g)::S(C)
- B(g);N_GUARD::S(C),XB(g)
- B(g);S_CUTR(f)::QAR2(A)
- B(g);N_GUARD::S(C)
- B(i);N_GUARD::B(D)
- S(a);N_GUARD::B(D)
- S(a);N_GUARD::B(D),XS(a)
- S(a);N_GUARD,SBLOCK::QAB1(A)
- Refutation
- B(i);
- Try
- R(F);XB(g)
- Threat
- S(C)
- Vars
- B(i);CHECK,N_GUARD::B(D),XB(i)
- P(c);OGATEB::QAR2(A),XP(c)
- R(f);N_GUARD::QAR2(A),XR(f)
- Refutation
- P(d);
- Try
- Q(A);P_PINP(c)
- Vars
- B(i);CHECK,N_GUARD::B(D),XB(i)
- P(d);OGATEB::R(F)
- R(f);N_GUARD::QAR2(A)
- R(f);SBLOCK::R1(F)
- R(f);N_GUARD::QAR2(A),XR(f)
- B(g);N_GUARD::S(C),XB(g)
- B(g);S_CUTR(f)::QAR2(A)
- B(i);N_GUARD::B(D)
- S(a);N_GUARD::B(D)
- S(a);N_GUARD::B(D),XS(a)
- S(a);N_GUARD,SBLOCK::QAB1(A)
- Refutation
- B(i);
- Try
- Q(A);CHECK
- Vars
- S(a);XQ(A)::B(D)
- Refutation
- K(e);P_SPINP(c),S_FLIGHT
- Try
- Actual
- Q(A);
- Vars
- B(i);CHECK,N_GUARD::B(D),XB(i)
- R(f);N_GUARD::QAR2(A),XR(f)
- B(i);OGATE::QAB(A),XP(h)
- P(c);OGATEB::QAR2(A),XP(c)
- P(d);OGATEB::R(F)
- R(f);N_GUARD::QAR2(A)
- R(f);SBLOCK::R1(F)
- R(f);S_CUTB(g)::S(C)
- B(g);N_GUARD::S(C),XB(g)
- B(g);S_CUTR(f)::QAR2(A)
- B(g);N_GUARD::S(C)
- B(i);N_GUARD::B(D)
- S(a);N_GUARD::B(D)
- S(a);N_GUARD::B(D),XS(a)
- S(a);SBLOCK::QAB(A),XB(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).