MESON Chess Problem Database
Problem Display
PID: 96991 (q2n3b/3b4/1B2p3/6pN/rRr1k1pP/4N1Q1/2P2K2/8 w - - 0 1)
Salazar Lopez, Francisco
Problemas, 1968
#2
8 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Be5
- 2.Qg2#
- 1...Bf6
- 2.Sxf6#
- 1...gxh4
- 2.Qf4#
- 1...e5
- 2.Qg2#
- 1...Be5
- Tries
- 1.Rxc4+?
- 1...Bd4
- 2.Sf6#
- 1...Rxc4!
- 1...Bd4
- 1.Qc7?
- threat
- 2.Sg3#
- 1...g3+
- 2.Sxg3#
- 1...gxh4
- 2.Qf4#
- 1...e5
- 2.Qxc4#
- 1...Be5!
- threat
- 1.Qf3+?
- 1...Ke5
- 2.Sxc4#
- 1...gxf3!
- 1...Ke5
- 1.hxg5?
- threat
- 2.Qf4#
- 1...Be5
- 2.Qg2#
- 1...e5
- 2.Qg2#
- 1...Qb8!
- threat
- 1.Rxc4+?
- Keys
- 1.Qd6!
- threat
- 2.Sg3#
- 1...g3+
- 2.Sxg3#
- 1...gxh4
- 2.Qf4#
- 1...Be5
- 2.Qd3#
- 1...e5
- 2.Qd3#
- threat
- 1.Qd6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- B(j);SBLOCK::QAB(D)
- B(j);N_GUARD::S(G),XB(j)
- P(e);N_GUARD,XP(F)::QAR1(D)
- P(f);SBLOCK::QAB(D)
- Tries
- Try
- R(E);CHECK,XR(b)
- Vars
- B(j);P_PINS(C),P_SPINB(j)::S(G)
- Refutation
- R(a);XR(E)
- Try
- Q(D);
- Threat
- S(G)
- Vars
- P(d);CHECK::S(G),XP(d)
- P(e);N_GUARD,XP(F)::QAR1(D)
- P(f);SBLOCK,S_CUTB(j)::QAR2(D),XR(b)
- Refutation
- B(j);
- Try
- Q(D);CHECK
- Vars
- K(c);N_SPINR(b),P-FLIGHT::S(C),XR(b)
- Refutation
- P(d);XQ(D)
- Try
- P(F);XP(e)
- Threat
- QAR1(D)
- Vars
- B(j);SBLOCK::QAB(D)
- P(f);SBLOCK::QAB(D)
- Refutation
- Q(h);
- Try
- Actual
- Q(D);
- Threat
- S(G)
- Vars
- P(d);CHECK::S(G),XP(d)
- P(e);N_GUARD,XP(F)::QAR1(D)
- B(j);SBLOCK::QAB1(D)
- P(f);SBLOCK::QAB1(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).