MESON Chess Problem Database
Problem Display
PID: 270821 (1r3Q2/B6p/3Nppq1/4kB1N/3R4/1R2Pr2/K1P2p2/4n3 w - - 0 1)
Abad, Jose Miguel
Garzon-60 JT (Problemas), 2023
#2
10 + 9
SOLUTION
- SOUND
- Sets
- 1...Qxf5
- 2.Sc4#
- 2.Sf7#
- 1...Qe8
- 2.Qxf6#
- 1...Qg1
- 2.Qxf6#
- 1...Qg2
- 2.Qxf6#
- 1...Qg3
- 2.Qxf6#
- 1...Qg4
- 2.Qxf6#
- 1...Qg8
- 2.Qxf6#
- 1...Rxe3
- 2.Rxe3#
- 1...Rf4
- 2.exf4#
- 1...Rxf5
- 2.Sc4#
- 1...Rb5
- 2.Rxb5#
- 1...Ra8
- 2.Rb5#
- 1...Rd8
- 2.Rb5#
- 1...Re8
- 2.Rb5#
- 1...Rxf8
- 2.Rb5#
- 1...exf5
- 2.Qe7#
- 1...Qxf5
- Tries
- 1.Sf4?
- threat
- 2.Re4#
- 1...Qxf5
- 2.Sc4#
- 2.Sf7#
- 1...Rxe3
- 2.Rxe3#
- 1...Rxf4
- 2.exf4#
- 1...Rxf8
- 2.Rb5#
- 1...exf5
- 2.Sc4#
- 2.Rd5#
- 2.Qe7#
- 1...Rb4!
- threat
- 1.Sxf6?
- threat
- 2.Sd7#
- 2.Re4#
- 1...Qxf5
- 2.Sc4#
- 2.Sd7#
- 1...Rxe3
- 2.Sd7#
- 2.Rxe3#
- 1...Rxf8
- 2.Sd7#
- 1...exf5
- 2.Qe7#
- 1...Qf7
- 2.Sg4#
- 1...Qe8
- 2.Sg4#
- 2.Re4#
- 1...Qg4
- 2.Sxg4#
- 2.Sd7#
- 1...Qg7
- 2.Re4#
- 1...Rf4
- 2.Sd7#
- 2.exf4#
- 1...Rb4
- 2.Sd7#
- 1...Rb7
- 2.Re4#
- 1...Rd8
- 2.Rb5#
- 2.Re4#
- 1...Qxf6!
- threat
- 1.Sf7+?
- 1...Qxf7
- 2.Qc5#
- 1...Kxf5!
- 1...Qxf7
- 1.Bxg6?
- threat
- 2.Sc4#
- 2.Sf7#
- 1...Rxf8
- 2.Sc4#
- 2.Rb5#
- 1...f1Q
- 2.Sf7#
- 1...f1B
- 2.Sf7#
- 1...Rc8
- 2.Sf7#
- 1...Rb4
- 2.Sf7#
- 1...Rb7
- 2.Sc4#
- 1...hxg6!
- threat
- 1.Rd5+?
- 1...exd5
- 2.Bd4#
- 2.Qe7#
- 1...Kxd5!
- 1...exd5
- 1.Qe7?
- threat
- 2.Qxe6#
- 1...Qxf5
- 2.Sc4#
- 2.Sf7#
- 1...Rxf5
- 2.Sc4#
- 1...Qe8
- 2.Qxf6#
- 1...Qg8
- 2.Qxf6#
- 1...Re8
- 2.Rb5#
- 1...Qf7!
- threat
- 1.Qf7?
- threat
- 2.Qxe6#
- 1...Qxf5
- 2.Sc4#
- 1...Rxf5
- 2.Sc4#
- 1...exf5
- 2.Sc4#
- 2.Rd5#
- 2.Qd5#
- 2.Qe7#
- 1...Qg8
- 2.Qxf6#
- 1...Re8
- 2.Rb5#
- 1...Qxf7!
- threat
- 1.Qc8?
- threat
- 2.Qxe6#
- 2.Qc5#
- 1...Qxf5
- 2.Sc4#
- 2.Sf7#
- 2.Qc5#
- 1...Rxf5
- 2.Sc4#
- 2.Qc5#
- 1...exf5
- 2.Sc4#
- 1...Qf7
- 2.Qc5#
- 1...Qe8
- 2.Qc5#
- 1...Qg8
- 2.Qc5#
- 1...Rb5
- 2.Rxb5#
- 2.Qxe6#
- 1...Sd3
- 2.Qxe6#
- 1...Rxc8!
- threat
- 1.Sf4?
- Keys
- 1.c4!
- threat
- 2.Re4#
- 1...Qxf5
- 2.Sf7#
- 1...Rxe3
- 2.Rxe3#
- 1...Rxf8
- 2.Rb5#
- 1...exf5
- 2.Qe7#
- 1...Qg4
- 2.Qxf6#
- 1...Rf4
- 2.exf4#
- threat
- 1.c4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 10
- Sets
- Q(g);N_GUARD::QAB1(J),XP(f)
- R(c);OGATE,XP(D)::R(C),XR(c)
- R(c);OGATE::P(D),XR(c)
- R(c);SBLOCK,XB(F)::S(H)
- R(i);N_GUARD::R(C),XR(i)
- R(i);N_GUARD,P_PINB(I)::R(C)
- R(i);N_GUARD::R(C)
- R(i);N_GUARD,XQ(J)::R(C)
- P(e);OGATEB,XB(F)::QAR2(J)
- Tries
- Try
- S(G);
- Threat
- R1(E)
- Vars
- R(c);OGATE,XP(D)::R(C),XR(c)
- R(c);OGATE,XS(G)::P(D),XR(c)
- R(i);N_GUARD,XQ(J)::R(C)
- Refutation
- R(i);
- Try
- S(G);XP(f)
- Threat
- DUALS(2)
- Vars
- R(i);XQ(J)::S(G)
- P(e);OGATEB,XB(F)::QAR2(J)
- Q(g);N_GUARD::S(G)
- Q(g);::R1(E)
- R(i);::S(G)
- R(i);::R1(E)
- Refutation
- Q(g);XS(G)
- Try
- S(H);CHECK
- Vars
- Q(g);XS(H)::QAR2(J)
- Refutation
- K(d);P-FLIGHT,XB(F)
- Try
- B(F);XQ(g)
- Threat
- DUALS(2)
- Vars
- P(b);::S(H)
- R(i);::S(H)
- Refutation
- P(h);XB(F)
- Try
- R(E);CHECK
- Refutation
- K(d);P-FLIGHT,XR(E)
- Try
- Q(J);P_PINP(e)
- Threat
- QAR1(J),XP(e)
- Vars
- R(c);SBLOCK,XB(F)::S(H)
- Q(g);N_GUARD::QAB1(J),XP(f)
- R(i);N_GUARD::R(C)
- Refutation
- Q(g);
- Try
- Q(J);
- Threat
- QAR1(J),XP(e)
- Vars
- Q(g);SBLOCK,XB(F)::S(H)
- R(c);SBLOCK,XB(F)::S(H)
- Q(g);N_GUARD::QAB1(J),XP(f)
- R(i);N_GUARD::R(C)
- Refutation
- Q(g);XQ(J)
- Try
- Q(J);
- Threat
- DUALS(2)
- Vars
- P(e);XB(F)::S(H)
- Q(g);::QAR2(J)
- S(a);::QAR1(J),XP(e)
- Refutation
- R(i);XQ(J)
- Try
- Actual
- P(B);
- Threat
- R1(E)
- Vars
- Q(g);N_GUARD,SBLOCK,XB(F)::S(H)
- R(c);OGATE,XP(D)::R(C),XR(c)
- R(i);N_GUARD,XQ(J)::R(C)
- P(e);OGATEB,XB(F)::QAR2(J)
- Q(g);N_GUARD::QAB1(J),XP(f)
- R(c);OGATE::P(D),XR(c)
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).