MESON Chess Problem Database
Problem Display
PID: 56679 (8/6p1/3N2P1/1K1k4/3N1P2/8/3Q4/8 w - - 0 1)
Chatard, E
Bulletin de la FFE, 1923
#2
6 + 2
SOLUTION
- SOUND
- Tries
- 1.Qc1?
- threat
- 2.Qc5#
- 1...Kxd4
- 2.Qd2#
- 1...Kxd6!
- threat
- 1.Qe1?
- threat
- 2.Qe5#
- 1...Kxd4
- 2.Qd2#
- 1...Kxd6!
- threat
- 1.Qa2+?
- 1...Kxd4
- 2.Qd2#
- 1...Kxd6!
- 1...Kxd4
- 1.Qc2?
- threat
- 2.Qc5#
- 1...Kxd4
- 2.Qd2#
- 1...Kxd6!
- threat
- 1.Qe2?
- threat
- 2.Qe5#
- 1...Kxd4
- 2.Qd2#
- 1...Kxd6!
- threat
- 1.Qg2+?
- 1...Kxd4
- 2.Qd2#
- 1...Kxd6!
- 1...Kxd4
- 1.Qh2?
- 1...Kxd4
- 2.Qd2#
- 1...Kxd6!
- 1...Kxd4
- 1.Qc1?
- Keys
- 1.Qa5!
- 1...Kxd4
- 2.Qd2#
- 1...Kxd6
- 2.Qd8#
- 1...Kxd4
- 1.Qa5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- Q(A);
- Threat
- QAR1(A)
- Vars
- K(a);OGATEB,P-FLIGHT,XS(B)::QAR2(A)
- Refutation
- K(a);P-FLIGHT,XS(E)
- Try
- Q(A);
- Threat
- QAR1(A)
- Vars
- K(a);OGATEB,P-FLIGHT,XS(B)::QAR2(A)
- Refutation
- K(a);P-FLIGHT,XS(E)
- Try
- Q(A);CHECK
- Vars
- K(a);OGATEB,P-FLIGHT,XS(B)::QAR2(A)
- Refutation
- K(a);P-FLIGHT,XS(E)
- Try
- Q(A);
- Threat
- QAR1(A)
- Vars
- K(a);OGATEB,P-FLIGHT,XS(B)::QAR2(A)
- Refutation
- K(a);P-FLIGHT,XS(E)
- Try
- Q(A);
- Threat
- QAR1(A)
- Vars
- K(a);OGATEB,P-FLIGHT,XS(B)::QAR2(A)
- Refutation
- K(a);P-FLIGHT,XS(E)
- Try
- Q(A);CHECK
- Vars
- K(a);OGATEB,P-FLIGHT,XS(B)::QAR2(A)
- Refutation
- K(a);P-FLIGHT,XS(E)
- Try
- Q(A);
- Vars
- K(a);OGATEB,P-FLIGHT,XS(B)::QAR2(A)
- Refutation
- K(a);P-FLIGHT,XS(E)
- Try
- Actual
- Q(A);
- Vars
- K(a);OGATEB,P-FLIGHT,XS(B)::QAR2(A)
- K(a);OGATEB,P-FLIGHT,XS(E)::QAR2(A)
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).