MESON Chess Problem Database
Problem Display
PID: 12344 (2B2nq1/6R1/2ppb1pB/R1b2kN1/PnQ3Np/1Kp1p2P/8/8 w - - 0 1)
Manolescu, Mircea Mihai
Buletin Problemistic, 1978
#2
10 + 12
| 5627 | Probleme de Sah | 1998 |
SOLUTION
- SOUND
- Sets
- 1...Qf7
- 2.Rxf7#
- 1...Sd5
- 2.Qe4#
- 1...d5
- 2.Qf1#
- 1...Qf7
- Tries
- 1.Bxe6+?
- 1...Sxe6
- 2.Qe4#
- 1...Qxe6!
- 1...Sxe6
- 1.Rxc5+?
- 1...Sd5
- 2.Qf1#
- 2.Qe4#
- 1...d5
- 2.Qf1#
- 2.Qe4#
- 1...dxc5!
- 1...Sd5
- 1.Rxg8?
- threat
- 2.Rxf8#
- 1...Sd5
- 2.Qe4#
- 1...Sh7
- 2.Bxe6#
- 1...d5
- 2.Qf1#
- 1...Sd7!
- threat
- 1.Bxe6+?
- Keys
- 1.Sf7!
- threat
- 2.Sxd6#
- 1...Qxf7
- 2.Rxf7#
- 1...Sd5
- 2.Qd3#
- 1...d5
- 2.Qf4#
- threat
- 1.Sf7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- Q(l);N_GUARD::R(I),XQ(l)
- S(c);N_PINQ(D),N_SPINB(e),P_SPINB(i)::QAB1(D)
- P(h);N_PINQ(D),N_SPINB(e),P_SPINB(i)::QAR(D)
- Tries
- Try
- B(J);CHECK,N_SPINQ(D),XB(i)
- Vars
- S(k);XB(J)::QAB1(D)
- Refutation
- Q(l);P_PINQ(D),XB(J)
- Try
- R(F);CHECK,P_PINB(i),XB(e)
- Refutation
- P(h);XR(F)
- Try
- R(I);XQ(l)
- Threat
- R(I),XS(k)
- Vars
- S(c);N_PINQ(D),N_SPINB(e),P_SPINB(i)::QAB1(D)
- S(k);N_GUARD::B(J),XB(i)
- P(h);N_PINQ(D),N_SPINB(e),P_SPINB(i)::QAR(D)
- Refutation
- S(k);
- Try
- Actual
- S(G);
- Threat
- S(G),XP(h)
- Vars
- Q(l);OGATE,XS(G)::R(I),XQ(l)
- S(c);N_PINQ(D),N_SPINB(e),P_SPINB(i)::QAB(D)
- P(h);N_PINQ(D),N_SPINB(e),P_SPINB(i)::QAR1(D)
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).