MESON Chess Problem Database
Problem Display
PID: 67597 (8/2K2p2/5N1Q/1pp1k1N1/3p2B1/1q6/4P3/2B5 w - - 0 1)
Larsen, Lars Aksglade (= Aksglade, Lars)
Troll, 2002
#2
7 + 6
SOLUTION
- SOUND
- Sets
- 1...Qd1
- 2.Sf3#
- 2.Sxf7#
- 1...Qa2
- 2.Sf3#
- 1...Qc2
- 2.Sf3#
- 2.Sxf7#
- 1...Qa4
- 2.Sf3#
- 2.Sxf7#
- 1...Qc4
- 2.Sf3#
- 1...Qe6
- 2.Sf3#
- 1...Qb1
- 2.Sf3#
- 2.Sxf7#
- 1...Qb2
- 2.Sf3#
- 2.Sxf7#
- 1...Qa3
- 2.Sxf7#
- 1...Qc3
- 2.Sxf7#
- 1...Qd3
- 2.Sxf7#
- 1...Qe3
- 2.Sxf7#
- 1...Qf3
- 2.Sxf3#
- 2.Sxf7#
- 1...Qg3
- 2.Sxf7#
- 1...Qh3
- 2.Sxf7#
- 1...Qb4
- 2.Sf3#
- 2.Sxf7#
- 1...d3
- 2.Sf3#
- 1...c4
- 2.Sxf7#
- 1...Qd1
- Tries
- 1.Be3?
- threat
- 2.Sf3#
- 1...Qxe3
- 2.Sxf7#
- 1...Qd5!
- threat
- 1.Qg6?
- threat
- 2.Qf5#
- 1...d3
- 2.Sf3#
- 1...Qe6
- 2.Sf3#
- 1...Qc2
- 2.Sf3#
- 2.Sxf7#
- 1...Qb1
- 2.Sf3#
- 2.Sxf7#
- 1...Qd3
- 2.Sxf7#
- 1...Qf3
- 2.Sxf3#
- 2.Sxf7#
- 1...fxg6!
- threat
- 1.e3?
- threat
- 2.Sf3#
- 1...Qxe3
- 2.Sxf7#
- 1...Qd1
- 2.Sxf7#
- 1...Qd5!
- threat
- 1.Be3?
- Keys
- 1.e4!
- threat
- 2.Sd7#
- 1...dxe4 ep
- 2.Sf3#
- 1...Qe3
- 2.Sxf7#
- 1...d3
- 2.Sf3#
- 1...Qe6
- 2.Sf3#
- 1...Qd5
- 2.Sf3#
- threat
- 1.e4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 8
- Sets
- Q(a);N_GUARD::S(D)
- Q(a);N_GUARD::S(D),XP(f)
- P(b);S_CUTQ(a)::S(D)
- P(d);S_CUTQ(a)::S(D),XP(f)
- Tries
- Try
- B(A);
- Threat
- S(D)
- Vars
- Q(a);N_GUARD,XB(A)::S(D),XP(f)
- Refutation
- Q(a);
- Try
- Q(F);
- Threat
- QAR1(F)
- Vars
- P(b);S_CUTQ(a)::S(D)
- Q(a);N_GUARD::S(D)
- Q(a);N_GUARD::S(D),XP(f)
- Refutation
- P(f);XQ(F)
- Try
- P(B);
- Threat
- S(D)
- Vars
- Q(a);N_GUARD,XP(B)::S(D),XP(f)
- Q(a);N_GUARD::S(D),XP(f)
- Refutation
- Q(a);
- Try
- Actual
- P(B);
- Threat
- S(E)
- Vars
- P(b);EP,S_CUTQ(a),XP(B)::S(D)
- Q(a);N_GUARD::S(D),XP(f)
- P(b);S_CUTQ(a)::S(D)
- Q(a);N_GUARD::S(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).