MESON Chess Problem Database
Problem Display
PID: 76056 (B2b4/3p4/3R1pNK/2p2k1P/2NP3R/3bp1p1/5r1P/1r3n2 w - - 0 1)
Gruber, Lutz-Dieter
Troll, 2003
#2
9 + 11
SOLUTION
- SOUND
- Sets
- 1...Ra2
- 2.Rf4#
- 1...Rb2
- 2.Rf4#
- 1...Rc2
- 2.Rf4#
- 1...Rd2
- 2.Rf4#
- 1...Re2
- 2.Rf4#
- 1...Rg2
- 2.Rf4#
- 1...Rxh2
- 2.Rf4#
- 1...Rf4
- 2.Rxf4#
- 1...Be2
- 2.Be4#
- 1...Bxc4
- 2.Be4#
- 1...Be4
- 2.Bxe4#
- 1...Ba5
- 2.Se7#
- 1...Bb6
- 2.Se7#
- 1...Bc7
- 2.Se7#
- 1...Be7
- 2.Sxe7#
- 1...Sd2
- 2.Sxe3#
- 1...Sxh2
- 2.Sxe3#
- 1...Ra2
- Tries
- 1.hxg3?
- threat
- 2.g4#
- 1...Sxg3
- 2.Sxe3#
- 1...Rg2
- 2.Rf4#
- 1...Rf4
- 2.Rxf4#
- 1...Be2
- 2.Be4#
- 1...Sh2
- 2.Sxe3#
- 1...Rb7!
- threat
- 1.hxg3?
- Keys
- 1.Bg2!
- threat
- 2.Bh3#
- 1...Rxg2
- 2.Rf4#
- 1...Sxh2
- 2.Sxe3#
- 1...Rf4
- 2.Rxf4#
- 1...Be2
- 2.Be4#
- threat
- 1.Bg2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 13
- Sets
- R(c);N_GUARD::R1(D)
- R(c);N_GUARD,XP(A)::R1(D)
- R(c);N_GUARD::R1(D),XR(c)
- B(d);N_GUARD::B(I)
- B(d);N_GUARD,XS(B)::B(I)
- B(d);N_GUARD::B(I),XB(d)
- B(k);N_GUARD::S(G)
- B(k);N_GUARD::S(G),XB(k)
- S(b);N_GUARD::S(B),XP(e)
- S(b);N_GUARD,XP(A)::S(B),XP(e)
- Tries
- Try
- P(A);XP(f)
- Threat
- P(A)
- Vars
- S(b);N_GUARD,XP(A)::S(B),XP(e)
- R(c);N_GUARD::R1(D)
- R(c);N_GUARD::R1(D),XR(c)
- B(d);N_GUARD::B(I)
- S(b);N_GUARD::S(B),XP(e)
- Refutation
- R(a);
- Try
- Actual
- B(I);
- Threat
- B(I)
- Vars
- R(c);N_GUARD,XB(I)::R1(D)
- S(b);N_GUARD,XP(A)::S(B),XP(e)
- R(c);N_GUARD::R1(D),XR(c)
- B(d);N_GUARD::B(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).