MESON Chess Problem Database
Problem Display
PID: 51090 (8/6K1/6bN/6k1/5pPp/3pPP1P/3r1R2/5Q2 w - - 0 1)
Anonymous
Burnley Express, 1881
#2
8 + 6
SOLUTION
- SOUND
- Sets
- 1...Be4
- 2.Sf7#
- 1...Bf5
- 2.Sf7#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...fxe3
- 2.f4#
- 1...Be4
- Tries
- 1.Qxd3?
- threat
- 2.Qxg6#
- 1...Bxd3
- 2.Sf7#
- 1...fxe3
- 2.Qxe3#
- 2.f4#
- 1...Be4
- 2.Sf7#
- 1...Bf5
- 2.Sf7#
- 2.Qxf5#
- 1...Bh5
- 2.Qf5#
- 1...Bf7
- 2.Sxf7#
- 2.Qf5#
- 1...Bh7
- 2.Sf7#
- 1...Be8
- 2.Qf5#
- 1...Rxd3!
- threat
- 1.Qxd3?
- Keys
- 1.Qc1!
- 1...Rxf2
- 2.exf4#
- 1...fxe3
- 2.f4#
- 1...Rd1
- 2.exf4#
- 1...Ra2
- 2.exf4#
- 1...Rb2
- 2.exf4#
- 1...Rc2
- 2.exf4#
- 1...Re2
- 2.exf4#
- 1...Be4
- 2.Sf7#
- 1...Bf5
- 2.Sf7#
- 1...Bh5
- 2.Qc5#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...Be8
- 2.Qc5#
- 1...Rxf2
- 1.Qc1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- B(f);N_GUARD::S(G)
- B(f);N_GUARD::S(G),XB(f)
- P(c);OGATE,XP(C)::P(D)
- Tries
- Try
- Q(A);XP(b)
- Threat
- QAR1(A),XB(f)
- Vars
- B(f);N_GUARD,XQ(A)::S(G)
- B(f);N_GUARD::S(G)
- B(f);N_GUARD::QAR1(A)
- Refutation
- R(a);XQ(A)
- Try
- Actual
- Q(A);
- Vars
- R(a);XR(B)::P(C),XP(c)
- P(c);OGATE,XP(C)::P(D)
- R(a);::P(C),XP(c)
- B(f);N_GUARD::S(G)
- B(f);N_GUARD::QAR(A)
- B(f);N_GUARD::S(G),XB(f)
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).