MESON Chess Problem Database
Problem Display
PID: 247933 (8/5Kpk/8/4B2P/8/8/6BQ/8 w - - 0 1)
Chernushko, Mikhail Aleksandrovich
Kovalenko, V?
Uralski Problemist, 2006
#2
5 + 2
SOLUTION
- SOUND
- Sets
- 1...g5
- 2.hxg5 ep#
- 1...g6
- 2.hxg6#
- 1...g5
- Tries
- 1.Be4+?
- 1...Kh8
- 2.Bxg7#
- 1...g6
- 2.hxg6#
- 1...Kh6!
- 1...Kh8
- 1.Bf4?
- 1...g5
- 2.hxg5 ep#
- 1...g6
- 2.hxg6#
- 1...Kh8!
- 1...g5
- 1.Qg3?
- threat
- 2.Qxg7#
- 1...Kh6
- 2.Qg6#
- 1...Kh8
- 2.Qxg7#
- 1...g6
- 2.Qxg6#
- 1...g5!
- threat
- 1.h6?
- threat
- 2.hxg7#
- 1...Kh8
- 2.hxg7#
- 1...gxh6
- 2.Be4#
- 1...g5
- 2.Be4#
- 1...g6!
- threat
- 1.Be4+?
- Keys
- 1.Qf4!
- 1...Kh8
- 2.Qh6#
- 1...g5
- 2.hxg5 ep#
- 1...g6
- 2.hxg6#
- 1...Kh8
- 1.Qf4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- P(a);OGATE::QAR(B)+P(D)DCHECK,XP(a),EP
- P(a);OGATE::QAR(B)+P(D)DCHECK,XP(a)
- Tries
- Try
- B(A);CHECK
- Vars
- K(b);P-FLIGHT,P_SPINP(a)::B(C),XP(a)
- P(a);OGATE,P_SPINP(a)::QAR(B)+P(D)DCHECK,XP(a)
- Refutation
- K(b);P-FLIGHT
- Try
- B(C);
- Vars
- P(a);OGATE::QAR(B)+P(D)DCHECK,XP(a),EP
- P(a);OGATE::QAR(B)+P(D)DCHECK,XP(a)
- Refutation
- K(b);P-FLIGHT
- Try
- Q(B);
- Threat
- QAR1(B),XP(a)
- Vars
- K(b);P-FLIGHT::QAR1(B)
- K(b);P-FLIGHT,P_SPINP(a)::QAB1(B),XP(a)
- P(a);::QAB1(B),XP(a)
- Refutation
- P(a);
- Try
- P(D);
- Threat
- QAR(B)+P(D),XP(a)
- Vars
- K(b);P-FLIGHT,P_SPINP(a)::QAR(B)+P(D)DCHECK,XP(a)
- P(a);N_GUARD,P_SPINP(a),XP(D)::B(A)
- P(a);N_GUARD::B(A)
- Refutation
- P(a);
- Try
- Actual
- Q(B);
- Vars
- K(b);P-FLIGHT,P_SPINP(a)::QAR2(B)
- P(a);OGATE::P(D),XP(a),EP
- P(a);OGATE::P(D),XP(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).