MESON Chess Problem Database
Problem Display
PID: 255362 (6b1/n2RN3/4pPP1/1pp1kp1Q/3b2PK/3PN1P1/1R6/B7 w - - 0 1)
Samilo, Volodimir Grigorovich
Sergienko, Andrin
Problemist Ukraini, 2021
#2
12 + 8
SOLUTION
- SOUND
- Sets
- 1...Kxf6
- 2.Qh8#
- 1...Bxb2
- 2.Bxb2#
- 1...Bxe3
- 2.Re2#
- 1...Kxf6
- Tries
- 1.Sc4+?
- 1...Kxf6
- 2.Sxg8#
- 2.Qh8#
- 1...bxc4!
- 1...Kxf6
- 1.S3d5?
- threat
- 2.Re2#
- 1...Bxb2
- 2.Bxb2#
- 1...exd5
- 2.Qxf5#
- 1...Bc3!
- threat
- 1.Sc6+?
- 1...Kxf6
- 2.Qg5#
- 2.g5#
- 1...Sxc6!
- 1...Kxf6
- 1.Re2?
- threat
- 2.S3d5#
- 1...Kxf6
- 2.Qh8#
- 1...Bc3
- 2.Bxc3#
- 1...Bb2
- 2.Bxb2#
- 1...Bxa1!
- threat
- 1.f7?
- threat
- 2.Qh8#
- 1...Kf6
- 2.Qh8#
- 1...Bh7!
- threat
- 1.Sc4+?
- Keys
- 1.gxf5!
- threat
- 2.Sg4#
- 1...Kxf6
- 2.Qh8#
- 1...Bxe3
- 2.Re2#
- 1...exf5
- 2.Qxf5#
- threat
- 1.gxf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- K(d);N_SPINP(e),OGATEB,S_FLIGHT,XP(I)::QAB(H)
- B(a);OGATE,P_SPINB(a),XR(B)::B(A),XB(a)
- B(a);OGATEB,XS(D)::B(A)+R(B)
- Tries
- Try
- S(D);CHECK
- Refutation
- P(b);XS(D)
- Try
- S(D);
- Threat
- R(B)
- Vars
- B(a);OGATE,P_SPINB(a),XR(B)::B(A),XB(a)
- P(f);N_GUARD,XS(D)::QAR1(H),XP(e)
- Refutation
- B(a);
- Try
- S(L);CHECK
- Refutation
- S(g);XS(L)
- Try
- R(B);P_PINB(a)
- Threat
- R(B)+S(D)
- Vars
- K(d);N_SPINP(e),OGATEB,S_FLIGHT,XP(I)::QAB(H)
- B(a);OGATEB::B(A),XB(a)
- Refutation
- B(a);N_SPINB(a),XB(A)
- Try
- P(I);
- Threat
- QAB(H)
- Vars
- K(d);N_SPINP(e),S_FLIGHT::QAB(H)
- Refutation
- B(h);
- Try
- Actual
- P(F);XP(e)
- Threat
- S(D)
- Vars
- K(d);OGATEB,S_FLIGHT,XP(I)::QAB(H)
- B(a);OGATEB,XS(D)::B(A)+R(B)
- P(f);OGATE,P_SPINP(f),XP(F)::QAR1(H),XP(f)
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).