MESON Chess Problem Database
Problem Display
PID: 120792 (8/7b/1KNp3r/3k4/4N2P/3B3Q/n7/8 w - - 0 1)
Wheeler, Charles Henry
Montreal Gazette, 1892
#2
6 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rxh4
- 2.Sf6#
- 1...Rh5
- 2.Sf6#
- 1...Rf6
- 2.Sxf6#
- 1...Rg6
- 2.Qf5#
- 1...Bf5
- 2.Qxf5#
- 1...Bg6
- 2.Sf6#
- 1...Bg8
- 2.Qf5#
- 1...Sc1
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sb4
- 2.Sc3#
- 1...Rxh4
- Tries
- 1.Kb5?
- 1...Sc3+
- 2.Sxc3#
- 1...Rxh4
- 2.Sf6#
- 1...Bxe4
- 2.Bc4#
- 1...Bf5
- 2.Qxf5#
- 1...Rh5
- 2.Sf6#
- 1...Rf6
- 2.Sxf6#
- 1...Rg6
- 2.Qf5#
- 1...Bg6
- 2.Sf6#
- 1...Bg8
- 2.Qf5#
- 1...Sc1
- 2.Sc3#
- 1...Sb4
- 2.Sc3#
- 1...Re6!
- 1...Sc3+
- 1.Bf1?
- 1...Rxh4
- 2.Sf6#
- 1...Bxe4
- 2.Qb3#
- 1...Bf5
- 2.Qxf5#
- 1...Rf6
- 2.Sxf6#
- 1...Rh5
- 2.Sf6#
- 1...Re6
- 2.Qd3#
- 1...Rg6
- 2.Qf5#
- 1...Bg6
- 2.Sf6#
- 1...Bg8
- 2.Qf5#
- 1...Sc1
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sb4
- 2.Sc3#
- 1...Kxe4!
- 1...Rxh4
- 1.Bb5?
- 1...Rxh4
- 2.Sf6#
- 1...Bxe4
- 2.Qb3#
- 1...Bf5
- 2.Qxf5#
- 1...Rf6
- 2.Sxf6#
- 1...Rh5
- 2.Sf6#
- 1...Re6
- 2.Qd3#
- 1...Rg6
- 2.Qf5#
- 1...Bg6
- 2.Sf6#
- 1...Bg8
- 2.Qf5#
- 1...Sc1
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sb4
- 2.Sc3#
- 1...Kxe4!
- 1...Rxh4
- 1.Ba6?
- 1...Rxh4
- 2.Sf6#
- 1...Bxe4
- 2.Qb3#
- 1...Bf5
- 2.Qxf5#
- 1...Rf6
- 2.Sxf6#
- 1...Rh5
- 2.Sf6#
- 1...Re6
- 2.Qd3#
- 1...Rg6
- 2.Qf5#
- 1...Bg6
- 2.Sf6#
- 1...Bg8
- 2.Qf5#
- 1...Sc1
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sb4
- 2.Sc3#
- 1...Kxe4!
- 1...Rxh4
- 1.Qg4?
- 1...Rxh4
- 2.Sf6#
- 1...Bxe4
- 2.Qxe4#
- 1...Bf5
- 2.Qxf5#
- 1...Rf6
- 2.Sxf6#
- 1...Rh5
- 2.Sf6#
- 1...Rg6
- 2.Qf5#
- 1...Bg6
- 2.Sf6#
- 1...Bg8
- 2.Qf5#
- 1...Sc1
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sb4
- 2.Sc3#
- 1...Re6!
- 1...Rxh4
- 1.Kb5?
- Keys
- 1.Be2!
- 1...Kxe4
- 2.Qf3#
- 1...Rxh4
- 2.Sf6#
- 1...Bxe4
- 2.Qb3#
- 1...Bf5
- 2.Qxf5#
- 1...Rf6
- 2.Sxf6#
- 1...Rh5
- 2.Sf6#
- 1...Re6
- 2.Qd3#
- 1...Rg6
- 2.Qf5#
- 1...Bg6
- 2.Sf6#
- 1...Bg8
- 2.Qf5#
- 1...Sc1
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sb4
- 2.Sc3#
- 1...Kxe4
- 1.Be2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- R(d);N_GUARD,XP(D)::S(C)
- R(d);N_GUARD::S(C)
- R(d);N_GUARD::S(C),XR(d)
- R(d);S_CUTB(e)::QAR2(B)
- B(e);N_GUARD::QAR2(B),XB(e)
- B(e);S_CUTR(d)::S(C)
- B(e);N_GUARD::QAR2(B)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- Tries
- Try
- K(E);P-FLIGHT
- Vars
- S(a);CHECK,N_GUARD::S(C),XS(a)
- R(d);N_GUARD,XP(D)::S(C)
- B(e);SBLOCK,XS(C)::B(A)
- B(e);N_GUARD::QAR2(B),XB(e)
- R(d);N_GUARD::S(C)
- R(d);N_GUARD::S(C),XR(d)
- R(d);S_CUTB(e)::QAR2(B)
- B(e);S_CUTR(d)::S(C)
- B(e);N_GUARD::QAR2(B)
- S(a);N_GUARD::S(C)
- Refutation
- R(d);
- Try
- B(A);
- Vars
- R(d);N_GUARD,XP(D)::S(C)
- B(e);SBLOCK,XS(C)::QAB(B)
- B(e);N_GUARD::QAR2(B),XB(e)
- R(d);N_GUARD::S(C),XR(d)
- R(d);N_GUARD::S(C)
- R(d);SBLOCK::QAR2(B)
- R(d);S_CUTB(e)::QAR2(B)
- B(e);S_CUTR(d)::S(C)
- B(e);N_GUARD::QAR2(B)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- Refutation
- K(b);S_FLIGHT,XS(C)
- Try
- B(A);
- Vars
- R(d);N_GUARD,XP(D)::S(C)
- B(e);SBLOCK,XS(C)::QAB(B)
- B(e);N_GUARD::QAR2(B),XB(e)
- R(d);N_GUARD::S(C),XR(d)
- R(d);N_GUARD::S(C)
- R(d);SBLOCK::QAR2(B)
- R(d);S_CUTB(e)::QAR2(B)
- B(e);S_CUTR(d)::S(C)
- B(e);N_GUARD::QAR2(B)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- Refutation
- K(b);S_FLIGHT,XS(C)
- Try
- B(A);
- Vars
- R(d);N_GUARD,XP(D)::S(C)
- B(e);SBLOCK,XS(C)::QAB(B)
- B(e);N_GUARD::QAR2(B),XB(e)
- R(d);N_GUARD::S(C),XR(d)
- R(d);N_GUARD::S(C)
- R(d);SBLOCK::QAR2(B)
- R(d);S_CUTB(e)::QAR2(B)
- B(e);S_CUTR(d)::S(C)
- B(e);N_GUARD::QAR2(B)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- Refutation
- K(b);S_FLIGHT,XS(C)
- Try
- Q(B);
- Vars
- R(d);N_GUARD,XP(D)::S(C)
- B(e);OGATE,XS(C)::QAB1(B),XB(e)
- B(e);N_GUARD::QAR2(B),XB(e)
- R(d);N_GUARD::S(C),XR(d)
- R(d);N_GUARD::S(C)
- R(d);S_CUTB(e)::QAR2(B)
- B(e);S_CUTR(d)::S(C)
- B(e);N_GUARD::QAR2(B)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- Refutation
- R(d);
- Try
- Actual
- B(A);
- Vars
- K(b);OGATEB,S_FLIGHT,XS(C)::QAB1(B)
- R(d);N_GUARD,XP(D)::S(C)
- B(e);SBLOCK,XS(C)::QAB(B)
- B(e);N_GUARD::QAR2(B),XB(e)
- R(d);N_GUARD::S(C),XR(d)
- R(d);N_GUARD::S(C)
- R(d);SBLOCK::QAR2(B)
- R(d);S_CUTB(e)::QAR2(B)
- B(e);S_CUTR(d)::S(C)
- B(e);N_GUARD::QAR2(B)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
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).