MESON Chess Problem Database
Problem Display
PID: 11369 (1B5Q/5r2/2BP4/4n3/1Ppk4/2p3bR/2K2p2/3N1R2 w - - 0 1)
Traves, NS
Chess, 1938
#2
9 + 7
SOLUTION
- SOUND
- Sets
- 1...Rf3
- 2.Ba7#
- 1...Rf4
- 2.Ba7#
- 1...Rf5
- 2.Ba7#
- 1...Rf6
- 2.Ba7#
- 1...Ra7
- 2.Bxa7#
- 1...Rf8
- 2.Ba7#
- 1...Rf3
- Tries
- 1.Rxg3?
- 1...Rb7
- 2.Rg4#
- 1...Rf3
- 2.Ba7#
- 1...Rf4
- 2.Ba7#
- 1...Rf5
- 2.Ba7#
- 1...Rf6
- 2.Ba7#
- 1...Ra7
- 2.Bxa7#
- 2.Rg4#
- 1...Rc7
- 2.Rg4#
- 1...Rd7
- 2.Rg4#
- 1...Re7
- 2.Rg4#
- 1...Rh7
- 2.Rg4#
- 1...Rf8
- 2.Ba7#
- 1...Rg7!
- 1...Rb7
- 1.Rxg3?
- Keys
- 1.Se3!
- 1...Kxe3
- 2.Qxe5#
- 1...Rb7
- 2.Sf5#
- 1...Rf3
- 2.Ba7#
- 1...Rf4
- 2.Ba7#
- 1...Rf5
- 2.Sxf5#
- 2.Ba7#
- 1...Rf6
- 2.Ba7#
- 1...Ra7
- 2.Sf5#
- 2.Bxa7#
- 1...Rc7
- 2.Sf5#
- 1...Rd7
- 2.Sf5#
- 1...Re7
- 2.Sf5#
- 1...Rg7
- 2.Sf5#
- 1...Rh7
- 2.Sf5#
- 1...Rf8
- 2.Ba7#
- 1...Bh2
- 2.Rd1#
- 1...Bf4
- 2.Rd1#
- 1...Bh4
- 2.Rd1#
- 1...Kxe3
- 1.Se3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 10
- REMOVED MATES = 2
- Sets
- R(g);N_GUARD::B(H)
- R(g);N_GUARD,N_SPINS(f)::B(H)
- R(g);N_GUARD::B(H),XR(g)
- Tries
- Try
- R(D);XB(c)
- Vars
- R(g);N_GUARD::R(D)
- R(g);N_GUARD::B(H)
- R(g);N_GUARD,N_SPINS(f)::B(H)
- Refutation
- R(g);N_SPINS(f)
- Try
- Actual
- S(A);
- Vars
- K(e);N_SPINS(f),P_SPINB(c),S_FLIGHT,XS(A)::QAR2(I),XS(f)
- R(g);N_GUARD::S(A)
- R(g);N_GUARD::B(H)
- R(g);N_GUARD,N_SPINS(f)::B(H)
- R(g);N_GUARD,N_SPINS(f)::S(A)
- B(c);::R(B)
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).