MESON Chess Problem Database
Problem Display
PID: 238210 (2nK2B1/r2p4/pP1k1pN1/1Pp1b3/2RN4/1p6/pQ6/rbn2R2 w - - 0 1)
Murashev, Pavel Aleksandrovich
Kudesnik, 2011
#2
9 + 13
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bf5
- 2.Sxf5#
- 1...Bh2
- 2.Rxf6#
- 2.Qxh2#
- 1...Bg3
- 2.Rxf6#
- 1...Sd3
- 2.Sf5#
- 1...cxd4
- 2.Qa3#
- 1...Bf5
- Tries
- 1.Rd1?
- threat
- 2.Sf5#
- 1...Bxd4
- 2.Qh2#
- 1...cxd4
- 2.Qa3#
- 1...Bf5
- 2.Sxf5#
- 1...f5
- 2.Sxf5#
- 1...axb5!
- threat
- 1.Qa3?
- threat
- 2.Qxc5#
- 1...Bxd4
- 2.Rxd4#
- 1...Sd3
- 2.Sf5#
- 1...Rc7!
- threat
- 1.Qd2?
- threat
- 2.Sf5#
- 1...Bxd4
- 2.Rxf6#
- 1...cxd4
- 2.Qb4#
- 1...Bf5
- 2.Sxf5#
- 1...f5
- 2.Sxf5#
- 1...axb5!
- threat
- 1.Rd1?
- Keys
- 1.Qh2!
- threat
- 2.Rxf6#
- 1...Bf5
- 2.Sxf5#
- 1...Bf4
- 2.Qxf4#
- 1...f5
- 2.Qxe5#
- threat
- 1.Qh2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 3
- Sets
- B(b);N_GUARD::S(D),XB(b)
- B(g);N_GUARD::R(A),XP(j)
- S(c);S_CUTB(b)::S(D)
- P(f);OGATEB,XS(D)::QAB(B)
- Tries
- Try
- R(A);
- Threat
- R(A)+S(D),DCHECK
- Vars
- B(g);OGATEB,P_SPINB(g),XS(D)::QAB(B)
- P(f);OGATEB,P_SPINP(f),XS(D)::QAB(B)
- B(b);::R(A)+S(D),DCHECK,XB(b)
- P(j);::R(A)+S(D),DCHECK,XP(j)
- Refutation
- P(h);XP(E)
- Try
- Q(B);P_PINP(f)
- Threat
- QAB1(B),XP(f)
- Vars
- B(g);OGATE,XS(D)::R(C),XB(g)
- S(c);S_CUTB(b)::S(D)
- Refutation
- R(k);
- Try
- Q(B);
- Threat
- QAR(B)+S(D),DCHECK
- Vars
- B(g);N_GUARD,P_SPINB(g),XS(D)::R(A),XP(j)
- P(f);OGATEB,P_SPINP(f),XS(D)::QAB(B)
- B(b);::QAR(B)+S(D),DCHECK,XB(b)
- P(j);::QAR(B)+S(D),DCHECK,XP(j)
- Refutation
- P(h);XP(E)
- Try
- Actual
- Q(B);P_PINB(g)
- Threat
- R(A),XP(j)
- Vars
- B(b);N_GUARD::S(D),XB(b)
- B(g);OGATEB::QAB(B),XB(g)
- P(j);N_GUARD::QAB1(B),XB(g)
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).