MESON Chess Problem Database
Problem Display
PID: 262910 (6N1/7k/4B1Np/8/8/7K/8/7Q w - - 0 1)
Chepa, I
Zadachi i Etyudi, 2008
#2
5 + 2
SOLUTION
- SOUND
- Tries
- 1.Kg2?
- threat
- 2.Qxh6#
- 1...Kxg6
- 2.Qxh6#
- 1...Kg7
- 2.Qxh6#
- 1...h5!
- threat
- 1.Kg3?
- threat
- 2.Qxh6#
- 1...Kxg6
- 2.Qxh6#
- 1...Kg7
- 2.Qxh6#
- 1...h5!
- threat
- 1.Kg4?
- threat
- 2.Qxh6#
- 1...Kxg6
- 2.Qxh6#
- 1...Kg7
- 2.Qxh6#
- 1...h5+!
- threat
- 1.Sf8+?
- 1...Kh8
- 2.Qa1#
- 1...Kg7!
- 1...Kh8
- 1.Qf3?
- threat
- 2.Qf7#
- 1...Kg7
- 2.Qf7#
- 1...Kxg6!
- threat
- 1.Qf1?
- threat
- 2.Qf7#
- 1...Kg7
- 2.Qf7#
- 1...Kxg6!
- threat
- 1.Kg2?
- Keys
- 1.Qc1!
- threat
- 2.Qxh6#
- 1...Kxg6
- 2.Qxh6#
- 1...Kg7
- 2.Qxh6#
- 1...h5
- 2.Qh6#
- threat
- 1.Qc1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Tries
- Try
- K(B);P_PINP(a),S_FLIGHT
- Threat
- QAR1(A),XP(a)
- Vars
- K(b);N_SPINP(a),S_FLIGHT,XS(D)::QAR1(A),XP(a)
- K(b);N_SPINP(a),P-FLIGHT::QAB1(A),XP(a)
- Refutation
- P(a);
- Try
- K(B);P-FLIGHT,P_PINP(a)
- Threat
- QAR1(A),XP(a)
- Vars
- K(b);N_SPINP(a),S_FLIGHT,XS(D)::QAR1(A),XP(a)
- K(b);N_SPINP(a),P-FLIGHT::QAB1(A),XP(a)
- Refutation
- P(a);
- Try
- K(B);P_PINP(a),S_FLIGHT
- Threat
- QAR1(A),XP(a)
- Vars
- K(b);N_SPINP(a),S_FLIGHT,XS(D)::QAR1(A),XP(a)
- K(b);N_SPINP(a),P-FLIGHT::QAB1(A),XP(a)
- Refutation
- P(a);CHECK
- Try
- S(D);CHECK
- Vars
- K(b);P-FLIGHT::QAB(A)
- Refutation
- K(b);P-FLIGHT
- Try
- Q(A);
- Threat
- QAR2(A)
- Vars
- K(b);P-FLIGHT::QAR1(A)
- Refutation
- K(b);S_FLIGHT,XS(D)
- Try
- Q(A);
- Threat
- QAR2(A)
- Vars
- K(b);P-FLIGHT::QAR1(A)
- Refutation
- K(b);S_FLIGHT,XS(D)
- Try
- Actual
- Q(A);
- Threat
- QAR1(A),XP(a)
- Vars
- K(b);S_FLIGHT,XS(D)::QAR1(A),XP(a)
- K(b);P-FLIGHT::QAB1(A),XP(a)
- P(a);::QAR1(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).