MESON Chess Problem Database
Problem Display
PID: 183573 (4R2b/1p2B3/3Q1p2/3p4/r4pp1/2rp1B2/1NP5/4kNK1 w - - 0 1)
Maleika, Gerhard
Sachova skladba, 2009
#2
8 + 10
SOLUTION
- SOUND
- Sets
- 1...Rxc2
- 2.Sxd3#
- 1...Rcc4
- 2.Sxd3#
- 1...Rc5
- 2.Sxd3#
- 1...Rc6
- 2.Sxd3#
- 1...Rc7
- 2.Sxd3#
- 1...Rc8
- 2.Sxd3#
- 1...Ra1
- 2.Bxf6#
- 2.Bd8#
- 2.Bf8#
- 2.Qe6#
- 1...Ra2
- 2.Bxf6#
- 2.Bd8#
- 2.Bf8#
- 2.Qe6#
- 1...Ra3
- 2.Bxf6#
- 2.Bd8#
- 2.Bf8#
- 2.Qe6#
- 1...Ra5
- 2.Bxf6#
- 2.Bd8#
- 2.Bf8#
- 2.Qe6#
- 1...Ra6
- 2.Bxf6#
- 2.Bd8#
- 2.Bf8#
- 1...Ra7
- 2.Bxf6#
- 2.Bd8#
- 2.Bf8#
- 2.Qe6#
- 1...Ra8
- 2.Bd8#
- 2.Qe6#
- 1...d4
- 2.Bxf6#
- 2.Bd8#
- 2.Bf8#
- 2.Qe6#
- 1...f5
- 2.Bh4#
- 1...Rxc2
- Tries
- 1.Qa3?
- threat
- 2.Bb4#
- 1...Re4
- 2.Qa1#
- 1...Rc5
- 2.Sxd3#
- 1...Rb4
- 2.Bxb4#
- 2.Qa1#
- 1...Rac4
- 2.Qa1#
- 1...Rd4
- 2.Qa1#
- 1...Ra6
- 2.Bd6#
- 1...Ra8
- 2.Bd8#
- 1...f5
- 2.Bh4#
- 1...d2!
- threat
- 1.Qb4?
- threat
- 2.Sxd3#
- 2.Bc5#
- 2.Bd6#
- 2.Bxf6#
- 2.Bd8#
- 2.Bf8#
- 1...Rxb4
- 2.Bxb4#
- 1...dxc2
- 2.Sd3#
- 2.Bc5#
- 2.Bd6#
- 2.Bxf6#
- 2.Bd8#
- 2.Bf8#
- 2.Qxc3#
- 1...gxf3
- 2.Bc5#
- 2.Bd6#
- 2.Bxf6#
- 2.Bd8#
- 2.Bf8#
- 1...Ra6
- 2.Sxd3#
- 2.Bd6#
- 1...Ra8
- 2.Sxd3#
- 2.Bd8#
- 1...f5
- 2.Sxd3#
- 2.Bh4#
- 2.Bf6#
- 1...d2!
- threat
- 1.Qxf4?
- threat
- 2.Bb4#
- 2.Qc1#
- 2.Qd2#
- 2.Qe3#
- 2.Qg3#
- 1...Rxc2
- 2.Sxd3#
- 2.Bb4#
- 1...dxc2
- 2.Bb4#
- 2.Qc1#
- 2.Qd2#
- 2.Qg3#
- 1...gxf3
- 2.Bb4#
- 2.Qd2#
- 2.Qe3#
- 1...Re4
- 2.Qc1#
- 2.Qd2#
- 2.Qg3#
- 1...Rc5
- 2.Sxd3#
- 2.Qc1#
- 2.Qd2#
- 2.Qe3#
- 2.Qg3#
- 1...Ra1
- 2.Ba3#
- 2.Bb4#
- 2.Bc5#
- 2.Bd6#
- 2.Bxf6#
- 2.Bd8#
- 2.Bf8#
- 2.Qd2#
- 2.Qe3#
- 2.Qg3#
- 1...Rb4
- 2.Bxb4#
- 2.Qc1#
- 2.Qd2#
- 2.Qe3#
- 2.Qg3#
- 1...Rac4
- 2.Qc1#
- 2.Qd2#
- 2.Qe3#
- 2.Qg3#
- 1...Rd4
- 2.Qc1#
- 2.Qd2#
- 2.Qe3#
- 2.Qg3#
- 1...Ra6
- 2.Bd6#
- 2.Qc1#
- 2.Qd2#
- 2.Qe3#
- 2.Qg3#
- 1...Ra8
- 2.Bd8#
- 2.Qc1#
- 2.Qd2#
- 2.Qe3#
- 2.Qg3#
- 1...d2
- 2.Qxd2#
- 2.Qg3#
- 1...g3
- 2.Bb4#
- 2.Qc1#
- 2.Qd2#
- 2.Qe3#
- 2.Qxg3#
- 1...d4
- 2.Ba3#
- 2.Bb4#
- 2.Bc5#
- 2.Bd6#
- 2.Bxf6#
- 2.Bd8#
- 2.Bf8#
- 2.Qc1#
- 2.Qd2#
- 2.Qg3#
- 2.Qe4#
- 1...f5
- 2.Bh4#
- 2.Qc1#
- 2.Qd2#
- 2.Qe3#
- 2.Qg3#
- 1...Rxf4!
- threat
- 1.Qb6?
- threat
- 2.Bb4#
- 2.Qf2#
- 1...Rxc2
- 2.Sxd3#
- 2.Bb4#
- 1...Re4
- 2.Qf2#
- 1...Rc5
- 2.Sxd3#
- 1...Rb4
- 2.Bxb4#
- 2.Qf2#
- 1...Rac4
- 2.Qf2#
- 1...Ra8
- 2.Bd8#
- 2.Qf2#
- 2.Qe6#
- 1...d2
- 2.Qf2#
- 1...g3
- 2.Bb4#
- 1...d4
- 2.Ba3#
- 2.Bb4#
- 2.Bc5#
- 2.Bd6#
- 2.Bxf6#
- 2.Bd8#
- 2.Bf8#
- 2.Qe6#
- 1...f5
- 2.Bh4#
- 2.Qf2#
- 1...Rd4!
- threat
- 1.Qa3?
- Keys
- 1.Qa6!
- threat
- 2.Bb4#
- 1...Rxa6
- 2.Bd6#
- 1...Re4
- 2.Qa1#
- 1...Rc5
- 2.Sxd3#
- 1...Rb4
- 2.Bxb4#
- 2.Qa1#
- 1...Rac4
- 2.Qa1#
- 1...Rd4
- 2.Qa1#
- 1...d2
- 2.Qe2#
- 1...f5
- 2.Bh4#
- threat
- 1.Qa6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 5
- Sets
- R(b);N_GUARD,XP(D)::S(C),XP(c)
- R(b);N_GUARD::S(C),XP(c)
- P(h);OGATE::R(H)+B(G),DCHECK
- Tries
- Try
- Q(F);
- Threat
- R(H)+B(G)
- Vars
- R(d);N_GUARD::QAR(F)
- R(b);N_GUARD::S(C),XP(c)
- R(d);N_GUARD::R(H)+B(G)
- P(h);OGATE::R(H)+B(G),DCHECK
- Refutation
- P(c);
- Try
- Q(F);P_PINR(b)
- Threat
- DUALS(6)
- Vars
- R(d);N_SPINR(b),OGATE,XQ(F)::R(H)+B(G),XR(d)
- Refutation
- P(c);N_SPINR(b)
- Try
- Q(F);XP(e)
- Threat
- DUALS(5)
- Refutation
- R(d);XQ(F)
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- R(d);::QAB1(F)
- R(b);N_GUARD::S(C),XP(c)
- P(c);::QAB1(F)
- P(f);::R(H)+B(G)
- Refutation
- R(d);
- Try
- Actual
- Q(F);
- Threat
- R(H)+B(G)
- Vars
- R(d);N_GUARD,XQ(F)::R(H)+B(G)
- R(d);OGATE::QAR(F)
- R(b);N_GUARD::S(C),XP(c)
- P(c);OGATE::QAR1(F)
- P(h);OGATE::R(H)+B(G),DCHECK
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).