MESON Chess Problem Database
Problem Display
PID: 276350 (1B6/5r2/5P2/8/bQPk2pb/5RNr/3P3p/1n1N3K w - - 0 1)
Maleika, Gerhard
Phenix, 2003
#2
9 + 8
SOLUTION
- SOUND
- Sets
- 1...Sc3
- 2.dxc3#
- 1...Sc3
- Tries
- 1.Sb2?
- threat
- 2.Rd3#
- 2.Rf4#
- 2.Qd6#
- 2.Qb6#
- 1...Rxg3
- 2.Rf4#
- 1...Rxf6
- 2.Rd3#
- 1...Sxd2
- 2.Rd3#
- 2.Qd6#
- 2.Qb6#
- 1...gxf3
- 2.Qd6#
- 2.Qb6#
- 1...Rc7
- 2.Qd6#
- 1...Rb7
- 2.Rd3#
- 2.Rf4#
- 2.Qd6#
- 1...Rd7
- 2.Rd3#
- 2.Rf4#
- 2.Qb6#
- 1...Re7
- 2.Rd3#
- 2.Qd6#
- 2.Qb6#
- 1...Bc2
- 2.Qd6#
- 2.Qb6#
- 1...Bb5
- 2.Rd3#
- 2.Rf4#
- 2.Qd6#
- 1...Bc6
- 2.Qb6#
- 1...Bg5
- 2.Rd3#
- 2.Qd6#
- 2.Qb6#
- 1...Sc3
- 2.Rd3#
- 2.Qb6#
- 2.dxc3#
- 1...Bxg3!
- threat
- 1.Sf2?
- threat
- 2.Se2#
- 2.Sf5#
- 2.Rd3#
- 2.Rf4#
- 1...Rxg3
- 2.Rf4#
- 1...Rxf6
- 2.Se2#
- 2.Rd3#
- 1...Bxg3
- 2.Rd3#
- 1...Sxd2
- 2.Se2#
- 2.Sf5#
- 2.Rd3#
- 1...gxf3
- 2.Sf5#
- 1...Re7
- 2.Sf5#
- 2.Rd3#
- 1...Bd1
- 2.Sf5#
- 2.Rd3#
- 2.Rf4#
- 1...Bc2
- 2.Se2#
- 1...Bc6
- 2.Se2#
- 2.Sf5#
- 1...Bd7
- 2.Se2#
- 2.Rd3#
- 2.Rf4#
- 1...Bg5
- 2.Se2#
- 2.Sf5#
- 2.Rd3#
- 1...Sc3
- 2.Sf5#
- 2.Rd3#
- 2.dxc3#
- 1...Rc7!
- threat
- 1.Qb5?
- threat
- 2.Be5#
- 2.Qd5#
- 1...Rxg3
- 2.Qd5#
- 1...Bxg3
- 2.Qd5#
- 1...Bxf6
- 2.Qd5#
- 1...gxf3
- 2.Qd5#
- 1...Rc7
- 2.Qd5#
- 1...Rd7
- 2.Be5#
- 1...Re7
- 2.Qd5#
- 1...Sc3
- 2.Be5#
- 2.dxc3#
- 1...Bxb5!
- threat
- 1.Sb2?
- Keys
- 1.d3!
- threat
- 2.Se2#
- 2.Sf5#
- 2.Qd6#
- 2.Qb6#
- 1...Rxg3
- 2.Qd6#
- 2.Qb6#
- 1...Rxf6
- 2.Se2#
- 1...Bxd1
- 2.Sf5#
- 1...Bxg3
- 2.Qb6#
- 1...gxf3
- 2.Qd6#
- 1...Rc7
- 2.Qd6#
- 1...Rb7
- 2.Se2#
- 2.Sf5#
- 2.Qd6#
- 1...Rd7
- 2.Se2#
- 2.Sf5#
- 2.Qb6#
- 1...Re7
- 2.Sf5#
- 2.Qd6#
- 2.Qb6#
- 1...Bb5
- 2.Se2#
- 2.Sf5#
- 2.Qd6#
- 1...Bc6
- 2.Se2#
- 2.Sf5#
- 2.Qb6#
- 1...Bd7
- 2.Se2#
- 2.Qd6#
- 2.Qb6#
- 1...Sc3
- 2.Sf5#
- 2.Qb6#
- threat
- 1.d3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 1
- Sets
- S(a);OGATE::P(C),XS(a)
- Tries
- Try
- S(A);
- Threat
- DUALS(4)
- Vars
- R(c);XS(E)::R(D)
- R(h);XP(H)::R1(D)
- R(h);::QAR2(F)
- B(d);P_PINR(D)::QAB(F)
- Refutation
- B(g);XS(E)
- Try
- S(A);
- Threat
- DUALS(4)
- Vars
- R(c);XS(E)::R(D)
- B(g);XS(E)::R1(D)
- P(f);XR(D)::S(E)
- B(d);::S(E)
- Refutation
- R(h);
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- R(c);XS(E)::QAR1(F)
- B(g);XS(E)::QAR1(F)
- B(g);XP(H)::QAR1(F)
- P(f);XR(D)::QAR1(F)
- R(h);::QAR1(F)
- R(h);::B(I)
- Refutation
- B(d);XQ(F)
- Try
- Actual
- P(C);
- Threat
- DUALS(4)
- Vars
- R(h);XP(H)::S(E)
- B(d);XS(A)::S(E)
- B(g);XS(E)::QAB(F)
- P(f);XR(D)::QAR2(F)
- R(h);::QAR2(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).