MESON Chess Problem Database
Problem Display
PID: 272920 (8/6p1/6BR/4P1kp/8/8/7Q/7K w - - 0 1)
Atanasov, Borislav
Kozhakin, Vladimir Vladimirovich
Mosiashvili-75 JT (Kudesnik), 2023
#2
5 + 3
SOLUTION
- SOUND
- Sets
- 1...Kxh6
- 2.Qxh5#
- 1...h4
- 2.Qxh4#
- 1...gxh6
- 2.Qg3#
- 1...Kxh6
- Tries
- 1.Kg1?
- 1...Kxh6
- 2.Qxh5#
- 1...gxh6
- 2.Qg3#
- 1...h4
- 2.Qxh4#
- 1...Kg4!
- 1...Kxh6
- 1.Be4?
- threat
- 2.Rg6#
- 1...Kg4
- 2.Rg6#
- 1...gxh6
- 2.Qg3#
- 1...h4
- 2.Qxh4#
- 1...g6
- 2.Rxg6#
- 1...Kxh6!
- threat
- 1.Qh3?
- 1...Kxh6
- 2.Qxh5#
- 1...gxh6
- 2.Qg3#
- 1...h4
- 2.Qxh4#
- 1...Kf4!
- 1...Kxh6
- 1.Qh4+?
- 1...Kxh6
- 2.Qxh5#
- 1...Kxh4!
- 1...Kxh6
- 1.Kg1?
- Keys
- 1.Kg2!
- 1...Kg4
- 2.Qg3#
- 1...Kxh6
- 2.Qxh5#
- 1...gxh6
- 2.Qg3#
- 1...h4
- 2.Qxh4#
- 1...Kg4
- 1.Kg2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(a);N_GUARD,P_SPINP(b),S_FLIGHT,XR(E)::QAR1(B),XP(b)
- P(b);::QAB1(B),XP(b)
- P(c);SBLOCK,XR(E)::QAR2(B)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- K(a);N_GUARD,P_SPINP(b),S_FLIGHT,XR(E)::QAR1(B),XP(b)
- P(c);SBLOCK,XR(E)::QAR2(B)
- P(b);::QAB1(B),XP(b)
- Refutation
- K(a);P-FLIGHT
- Try
- B(D);
- Threat
- R1(E)
- Vars
- K(a);P-FLIGHT::R(E)
- P(c);SBLOCK,XR(E)::QAR2(B)
- P(b);::QAB1(B),XP(b)
- P(c);::R1(E),XP(c)
- Refutation
- K(a);P_SPINP(b),S_FLIGHT,XR(E)
- Try
- Q(B);
- Vars
- K(a);N_GUARD,P_SPINP(b),S_FLIGHT,XR(E)::QAR1(B),XP(b)
- P(c);SBLOCK,XR(E)::QAR2(B)
- P(b);::QAB1(B),XP(b)
- Refutation
- K(a);S_FLIGHT
- Try
- Q(B);CHECK
- Vars
- K(a);N_GUARD,P_SPINP(b),S_FLIGHT,XR(E)::QAR1(B),XP(b)
- Refutation
- K(a);P_SPINP(b),S_FLIGHT,XQ(B)
- Try
- Actual
- K(A);S_FLIGHT
- Vars
- K(a);N_GUARD,P-FLIGHT::QAR1(B)
- K(a);N_GUARD,P_SPINP(b),S_FLIGHT,XR(E)::QAR1(B),XP(b)
- P(c);SBLOCK,XR(E)::QAR2(B)
- P(b);::QAB1(B),XP(b)
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).