MESON Chess Problem Database
Problem Display
PID: 178822 (8/8/1n1n4/2P1k1Bb/1P3N2/2pB4/8/4K2Q w - - 0 1)
Petrasinovic, Petrasin
Sachmatija, 2013
#2
7 + 5
SOLUTION
- SOUND
- Sets
- 1...Bd1
- 2.Qh8#
- 1...Be2
- 2.Qh8#
- 1...Bf3
- 2.Qh8#
- 1...Bg4
- 2.Qh8#
- 1...Bg6
- 2.Qh8#
- 1...Bf7
- 2.Qh8#
- 1...Be8
- 2.Qh8#
- 1...Sa4
- 2.Qd5#
- 1...Sbc4
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sd7
- 2.Qd5#
- 1...Sa8
- 2.Qd5#
- 1...Sbc8
- 2.Qd5#
- 1...Sdc4
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Sb5
- 2.Qe4#
- 1...Sf5
- 2.Qe4#
- 1...Sb7
- 2.Qe4#
- 1...Sf7
- 2.Qe4#
- 1...Sdc8
- 2.Qe4#
- 1...Se8
- 2.Qe4#
- 1...Bd1
- Tries
- 1.Bc2?
- 1...Se4
- 2.Qxe4#
- 1...Bd1
- 2.Qh8#
- 1...Be2
- 2.Qh8#
- 1...Bf3
- 2.Qh8#
- 1...Bg4
- 2.Qh8#
- 1...Bg6
- 2.Qh8#
- 1...Bf7
- 2.Qh8#
- 1...Be8
- 2.Qh8#
- 1...Sa4
- 2.Qd5#
- 1...Sbc4
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sd7
- 2.Qd5#
- 1...Sa8
- 2.Qd5#
- 1...Sbc8
- 2.Qd5#
- 1...Sdc4
- 2.Qe4#
- 1...Sb5
- 2.Qe4#
- 1...Sf5
- 2.Qe4#
- 1...Sb7
- 2.Qe4#
- 1...Sf7
- 2.Qe4#
- 1...Sdc8
- 2.Qe4#
- 1...Se8
- 2.Qe4#
- 1...Kd4!
- 1...Se4
- 1.Qc6?
- threat
- 2.Qxd6#
- 1...Se4
- 2.Qxe4#
- 1...Sbc4
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sbc8
- 2.Qd5#
- 1...Sdc4
- 2.Qe4#
- 2.Qf6#
- 1...Sb5
- 2.Qe4#
- 2.Qf6#
- 1...Sf5
- 2.Qe4#
- 2.Qf6#
- 1...Sb7
- 2.Qe4#
- 2.Qf6#
- 1...Sf7
- 2.Qe4#
- 2.Qf6#
- 1...Sdc8
- 2.Qe4#
- 2.Qf6#
- 1...Se8
- 2.Qe4#
- 1...Kd4!
- threat
- 1.Bc2?
- Keys
- 1.Kf2!
- 1...Se4+
- 2.Qxe4#
- 1...Kd4
- 2.Bf6#
- 1...Bd1
- 2.Qh8#
- 1...Be2
- 2.Qh8#
- 1...Bf3
- 2.Qh8#
- 1...Bg4
- 2.Qh8#
- 1...Bg6
- 2.Qh8#
- 1...Bf7
- 2.Qh8#
- 1...Be8
- 2.Qh8#
- 1...Sa4
- 2.Qd5#
- 1...Sbc4
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sd7
- 2.Qd5#
- 1...Sa8
- 2.Qd5#
- 1...Sbc8
- 2.Qd5#
- 1...Sdc4
- 2.Qe4#
- 1...Sb5
- 2.Qe4#
- 1...Sf5
- 2.Qe4#
- 1...Sb7
- 2.Qe4#
- 1...Sf7
- 2.Qe4#
- 1...Sdc8
- 2.Qe4#
- 1...Se8
- 2.Qe4#
- 1...c2
- 2.Qa1#
- 1...Se4+
- 1.Kf2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- B(c);OGATE::QAB(B)
- S(d);N_GUARD::QAR1(B)
- S(d);N_GUARD::QAR1(B),XS(d)
- S(e);N_GUARD::QAR1(B)
- S(e);N_GUARD::QAR1(B),XS(e)
- Tries
- Try
- B(C);
- Vars
- S(e);N_GUARD::QAR1(B),XS(e)
- B(c);OGATE::QAB(B)
- S(d);N_GUARD::QAR1(B)
- S(d);N_GUARD::QAR1(B),XS(d)
- S(e);N_GUARD::QAR1(B)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(B);
- Threat
- QAB1(B),XS(e)
- Vars
- S(e);N_GUARD::QAR1(B),XS(e)
- S(d);N_GUARD::QAR1(B)
- S(d);N_GUARD::QAR1(B),XS(d)
- S(e);N_GUARD::QAR1(B)
- Refutation
- K(b);S_FLIGHT
- Try
- Actual
- K(A);S_FLIGHT
- Vars
- S(e);CHECK,N_GUARD::QAR1(B),XS(e)
- K(b);S_FLIGHT::B(G)
- B(c);OGATE::QAB(B)
- S(d);N_GUARD::QAR1(B)
- S(d);N_GUARD::QAR1(B),XS(d)
- S(e);N_GUARD::QAR1(B)
- P(a);OGATEB::QAB(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).