MESON Chess Problem Database
Problem Display
PID: 70912 (2Q2r1b/pNp5/pk4bR/1B1p2P1/5n1K/p5pp/5rq1/1R4B1 w - - 0 1)
Peris Pardo, Julio
1st Prize, Western Morning News, 1938
#2
8 + 14
SOLUTION
- SOUND
- Sets
- 1...c5
- 2.Qc6#
- 1...c6
- 2.Qxc6#
- 1...c5
- Tries
- 1.Qe6+?
- 1...Kxb7
- 2.Bc6#
- 1...c6
- 2.Qxc6#
- 1...Sxe6!
- 1...Kxb7
- 1.Qe8?
- threat
- 2.Qc6#
- 1...Kxb7
- 2.Bc6#
- 1...axb5
- 2.Qxb5#
- 1...c6
- 2.Qxc6#
- 1...Rf6
- 2.Bd3#
- 1...d4
- 2.Be2#
- 1...Rxe8!
- threat
- 1.Qe6+?
- Keys
- 1.Qd7!
- threat
- 2.Qc6#
- 1...Kxb7
- 2.Bc6#
- 1...axb5
- 2.Qxb5#
- 1...Rf6
- 2.Bd3#
- 1...d4
- 2.Be2#
- 1...c6
- 2.Qxc6#
- threat
- 1.Qd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 1
- Sets
- P(l);N_SPINR(a),OGATE::QAR1(H)
- P(l);N_SPINB(j),OGATE::QAR1(H),XP(l)
- Tries
- Try
- Q(H);CHECK,N_PINB(j)
- Vars
- K(i);N_SPINR(a),P-FLIGHT,XS(G)::R(A)+B(D),DCHECK
- P(l);P_SPINP(l)::QAR1(H),XP(l)
- Refutation
- S(f);XQ(H)
- Try
- Q(H);
- Threat
- QAR1(H)
- Vars
- K(i);N_SPINB(j),N_SPINR(a),P-FLIGHT,XS(G)::R(A)+B(D),DCHECK
- P(h);OGATE,P_SPINP(h),XB(D)::QAR1(H),XP(h)
- P(l);N_SPINB(j)::QAR1(H),XP(l)
- R(m);N_SPINB(j),S_CUTB(n)::R(A)+B(D)
- P(g);N_SPINR(a),S_CUTB(n)::R(A)+B(D)
- Refutation
- R(m);XQ(H)
- Try
- Actual
- Q(H);
- Threat
- QAR1(H)
- Vars
- K(i);N_SPINB(j),N_SPINR(a),P-FLIGHT,P_SPINP(l),XS(G)::R(A)+B(D),DCHECK
- P(h);OGATE,P_SPINP(h),XB(D)::QAR1(H),XP(h)
- R(m);N_SPINB(j),S_CUTB(n)::R(A)+B(D)
- P(g);N_SPINR(a),S_CUTB(n)::R(A)+B(D)
- P(l);N_SPINB(j)::QAR1(H),XP(l)
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).