MESON Chess Problem Database
Problem Display
PID: 256926 (7n/2K1Pp2/2P1pb1R/QN1Bkp2/1PP1p3/2P1rbP1/5P2/B3R2r w - - 0 1)
Murashev, Pavel Aleksandrovich
The Macedonian Problemist, 2021
#2
14 + 10
SOLUTION
- SOUND
- Sets
- 1...Rxc3
- 2.Bxc3#
- 1...Rxc3
- Tries
- 1.Sd4?
- threat
- 2.Bxe6#
- 1...Rxc3
- 2.Sxf3#
- 1...exd5
- 2.Qxd5#
- 1...Bxe7!
- threat
- 1.Sd6?
- threat
- 2.Bxe4#
- 1...Rxc3
- 2.Bxc3#
- 1...exd5
- 2.Qxd5#
- 1...Rd3!
- threat
- 1.Bxe6?
- threat
- 2.Sd4#
- 1...Kxe6
- 2.e8Q#
- 2.e8R#
- 1...Bxe7
- 2.Sd6#
- 1...Rxc3!
- threat
- 1.Sd4?
- Keys
- 1.Bxe4!
- threat
- 2.Sd6#
- 1...Kxe4
- 2.Rxe3#
- 1...Rxc3
- 2.Bxc3#
- 1...Bxe4
- 2.f4#
- 1...Rd3
- 2.Sd4#
- threat
- 1.Bxe4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- R(b);OGATE,P_SPINP(d),P_SPINR(b),XP(D)::B(A),XR(b)
- Tries
- Try
- S(I);
- Threat
- QAR(H)+B(J),XP(g)
- Vars
- R(b);N_GUARD,P_SPINP(d),XP(D)::S(I),XB(c)
- P(g);OGATE,P_SPINP(g),XB(J)::QAR1(H),XP(g)
- Refutation
- B(h);XP(N)
- Try
- S(I);
- Threat
- QAR(H)+B(J),XP(d)
- Vars
- R(b);OGATE,P_SPINP(d),P_SPINR(b),XP(D)::B(A),XR(b)
- P(g);OGATE,P_SPINP(g),XB(J)::QAR1(H),XP(g)
- Refutation
- R(b);P_SPINP(d)
- Try
- B(J);XP(g)
- Threat
- QAR(H)+S(I)
- Vars
- K(e);P-FLIGHT,P_SPINB(h),XB(J)::P=Q
- B(h);XP(N)::QAR(H)+S(I)
- Refutation
- R(b);P_SPINP(d),P_SPINR(b),XP(D)
- Try
- Actual
- B(J);XP(d)
- Threat
- QAR(H)+S(I)
- Vars
- K(e);OGATEB,P-FLIGHT,P_SPINR(b),XB(J)::R1(B),XR(b)
- R(b);OGATE,P_SPINR(b),XP(D)::B(A),XR(b)
- B(c);OGATE,SBLOCK,XB(J)::P(C)
- R(b);::QAR(H)+S(I)
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).