MESON Chess Problem Database
Problem Display
PID: 184001 (5N2/5p2/5B1k/Q2R1n1P/8/2KP1P2/8/8 w - - 0 1)
Nagovitsin, Eduard Nikolaevich
Kudesnik, 2018
#2
8 + 3
SOLUTION
- SOUND
- Tries
- 1.Rd6?
- 1...Sxd6
- 2.Qg5#
- 1...Se3
- 2.Qg5#
- 1...Sg3
- 2.Qg5#
- 1...Sd4
- 2.Qg5#
- 1...Sh4
- 2.Qg5#
- 1...Se7
- 2.Qg5#
- 1...Sg7
- 2.Qg5#
- 1...Kxh5!
- 1...Sxd6
- 1.Rd7?
- 1...Se3
- 2.Qg5#
- 1...Sg3
- 2.Qg5#
- 1...Sd4
- 2.Qg5#
- 1...Sh4
- 2.Qg5#
- 1...Sd6
- 2.Qg5#
- 1...Se7
- 2.Qg5#
- 1...Sg7
- 2.Qg5#
- 1...Kxh5!
- 1...Se3
- 1.Rd8?
- 1...Se3
- 2.Qg5#
- 1...Sg3
- 2.Qg5#
- 1...Sd4
- 2.Qg5#
- 1...Sh4
- 2.Qg5#
- 1...Sd6
- 2.Qg5#
- 1...Se7
- 2.Qg5#
- 1...Sg7
- 2.Qg5#
- 1...Kxh5!
- 1...Se3
- 1.Qb4?
- 1...Kxh5
- 2.Qh4#
- 1...Se3
- 2.Qf4#
- 1...Sg3
- 2.Qf4#
- 1...Sh4
- 2.Qf4#
- 1...Sd6
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sg7
- 2.Qf4#
- 1...Sd4!
- 1...Kxh5
- 1.Qc7?
- 1...Kxh5
- 2.Qh2#
- 1...Se3
- 2.Qf4#
- 1...Sg3
- 2.Qf4#
- 1...Sd4
- 2.Qf4#
- 1...Sh4
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sg7
- 2.Qf4#
- 1...Sd6!
- 1...Kxh5
- 1.Qa1?
- 1...Kxh5
- 2.Qh1#
- 1...Sg3
- 2.Qc1#
- 1...Sd4
- 2.Qc1#
- 1...Sh4
- 2.Qc1#
- 1...Sd6
- 2.Qc1#
- 1...Se7
- 2.Qc1#
- 1...Sg7
- 2.Qc1#
- 1...Se3!
- 1...Kxh5
- 1.Qa2?
- 1...Kxh5
- 2.Qh2#
- 1...Sg3
- 2.Qd2#
- 1...Sd4
- 2.Qd2#
- 1...Sh4
- 2.Qd2#
- 1...Sd6
- 2.Qd2#
- 1...Se7
- 2.Qd2#
- 1...Sg7
- 2.Qd2#
- 1...Se3!
- 1...Kxh5
- 1.Qa4?
- 1...Kxh5
- 2.Qh4#
- 1...Se3
- 2.Qf4#
- 1...Sg3
- 2.Qf4#
- 1...Sh4
- 2.Qf4#
- 1...Sd6
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sg7
- 2.Qf4#
- 1...Sd4!
- 1...Kxh5
- 1.Rd6?
- Keys
- 1.Rd4!
- 1...Kxh5
- 2.Rh4#
- 1...Sxd4
- 2.Qg5#
- 1...Se3
- 2.Qg5#
- 1...Sg3
- 2.Qg5#
- 1...Sh4
- 2.Qg5#
- 1...Sd6
- 2.Qg5#
- 1...Se7
- 2.Qg5#
- 1...Sg7
- 2.Qg5#
- 1...Kxh5
- 1.Rd4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- Tries
- Try
- R(E);
- Vars
- S(a);OGATE,XR(E)::QAB1(D)
- S(a);OGATE::QAB1(D)
- Refutation
- K(b);P-FLIGHT,P_SPINS(a),XP(F)
- Try
- R(E);
- Vars
- S(a);OGATE::QAB1(D)
- Refutation
- K(b);P-FLIGHT,P_SPINS(a),XP(F)
- Try
- R(E);
- Vars
- S(a);OGATE::QAB1(D)
- Refutation
- K(b);P-FLIGHT,P_SPINS(a),XP(F)
- Try
- Q(D);
- Vars
- K(b);OGATEB,P-FLIGHT,P_SPINS(a),XP(F)::QAR1(D)
- S(a);::QAB(D)
- Refutation
- S(a);
- Try
- Q(D);
- Vars
- K(b);OGATEB,P-FLIGHT,P_SPINS(a),XP(F)::QAR(D)
- S(a);::QAB(D)
- Refutation
- S(a);
- Try
- Q(D);
- Vars
- K(b);OGATEB,P-FLIGHT,P_SPINS(a),XP(F)::QAR(D)
- S(a);N_GUARD::QAB(D)
- Refutation
- S(a);
- Try
- Q(D);
- Vars
- K(b);OGATEB,P-FLIGHT,P_SPINS(a),XP(F)::QAR(D)
- S(a);N_GUARD::QAB(D)
- Refutation
- S(a);
- Try
- Q(D);
- Vars
- K(b);OGATEB,P-FLIGHT,P_SPINS(a),XP(F)::QAR1(D)
- S(a);::QAB(D)
- Refutation
- S(a);
- Try
- Actual
- R(E);
- Vars
- K(b);OGATEB,P-FLIGHT,P_SPINS(a),XP(F)::R1(E)
- S(a);OGATE,XR(E)::QAB1(D)
- S(a);OGATE::QAB1(D)
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).