MESON Chess Problem Database
Problem Display
PID: 224276 (2Q5/Nn2p3/3PppP1/nP2k3/2P1p2N/8/4K3/1BBR4 w - - 0 1)
Lamy, CS
Le Monde Illustre, 1887
#2
11 + 7
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Sb3
- 2.Sc6#
- 1...Sxc4
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sc5
- 2.Qxc5#
- 1...Sxd6
- 2.Qc5#
- 1...Sd8
- 2.Qc5#
- 1...f5
- 2.Qh8#
- 1...Sb3
- Tries
- 1.Ke3?
- threat
- 2.Bb2#
- 1...Sb3
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sxc4+!
- threat
- 1.Be3?
- 1...Sxc4
- 2.Sc6#
- 1...Sxd6
- 2.Qc5#
- 1...f5
- 2.Qh8#
- 1...Sb3
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sc5
- 2.Qxc5#
- 1...Sd8
- 2.Qc5#
- 1...exd6!
- 1...Sxc4
- 1.Bh6?
- 1...Sxc4
- 2.Sc6#
- 1...Sxd6
- 2.Qc5#
- 1...f5
- 2.Qh8#
- 1...Sb3
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sc5
- 2.Qxc5#
- 1...Sd8
- 2.Qc5#
- 1...e3
- 2.Sf3#
- 1...exd6!
- 1...Sxc4
- 1.Qxb7?
- threat
- 2.Qxe4#
- 1...Sxb7
- 2.Sc6#
- 1...e3
- 2.Qe4#
- 1...Sc6
- 2.Sxc6#
- 1...f5!
- threat
- 1.Qc6?
- threat
- 2.Qxe4#
- 1...Sxc6
- 2.Sxc6#
- 1...Sxd6
- 2.Qc5#
- 1...e3
- 2.Qe4#
- 1...Sc5
- 2.Qxc5#
- 1...f5!
- threat
- 1.dxe7?
- 1...Sxc4
- 2.Sc6#
- 1...f5
- 2.Qh8#
- 1...Sb3
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sc5
- 2.Qxc5#
- 2.Qc7#
- 2.Qb8#
- 1...Sd6
- 2.Qc5#
- 1...Sd8
- 2.Qc5#
- 2.Qc7#
- 2.Qb8#
- 1...e3!
- 1...Sxc4
- 1.d7?
- 1...Sxc4
- 2.Sc6#
- 1...f5
- 2.Qh8#
- 1...Sb3
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sc5
- 2.Qxc5#
- 2.Qc7#
- 2.Qb8#
- 1...Sd6
- 2.Qc5#
- 1...Sd8
- 2.Qc5#
- 2.Qc7#
- 2.Qb8#
- 1...e3!
- 1...Sxc4
- 1.Ke3?
- Keys
- 1.Rd4!
- 1...Kxd4
- 2.Bb2#
- 1...Sxc4
- 2.Sc6#
- 1...Sxd6
- 2.Qc5#
- 1...exd6
- 2.Rxe4#
- 1...f5
- 2.Qh8#
- 1...Sb3
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sc5
- 2.Qxc5#
- 1...Sd8
- 2.Qc5#
- 1...e3
- 2.Sf3#
- 1...Kxd4
- 1.Rd4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- S(b);N_GUARD::S(J)
- S(b);N_GUARD,XP(E)::S(J)
- S(b);N_GUARD::S(J),XS(b)
- S(f);N_GUARD::QAR2(K),XS(f)
- S(f);N_GUARD,XP(H)::QAR2(K)
- S(f);N_GUARD::QAR2(K)
- P(e);OGATEB::QAB(K)
- Tries
- Try
- K(D);P-FLIGHT
- Threat
- B(B)
- Vars
- S(b);N_GUARD::S(J)
- S(b);N_GUARD::S(J),XS(b)
- Refutation
- S(b);CHECK,XP(E)
- Try
- B(B);
- Vars
- S(b);N_GUARD,XP(E)::S(J)
- S(f);N_GUARD,XP(H)::QAR2(K)
- P(e);OGATEB::QAB(K)
- S(b);N_GUARD::S(J)
- S(b);N_GUARD::S(J),XS(b)
- S(f);N_GUARD::QAR2(K),XS(f)
- S(f);N_GUARD::QAR2(K)
- Refutation
- P(g);XP(H)
- Try
- B(B);
- Vars
- S(b);N_GUARD,XP(E)::S(J)
- S(f);N_GUARD,XP(H)::QAR2(K)
- P(e);OGATEB::QAB(K)
- S(b);N_GUARD::S(J)
- S(b);N_GUARD::S(J),XS(b)
- S(f);N_GUARD::QAR2(K),XS(f)
- S(f);N_GUARD::QAR2(K)
- P(a);N_GUARD::S(F)
- Refutation
- P(g);XP(H)
- Try
- Q(K);XS(f)
- Threat
- QAR1(K),XP(a)
- Vars
- S(b);N_GUARD,XQ(K)::S(J)
- P(a);::QAR1(K)
- S(b);N_GUARD::S(J),XS(b)
- Refutation
- P(e);
- Try
- Q(K);
- Threat
- QAR1(K),XP(a)
- Vars
- S(b);XQ(K)::S(J),XS(b)
- S(f);N_GUARD,XP(H)::QAR2(K)
- P(a);::QAR1(K)
- S(f);N_GUARD::QAR2(K),XS(f)
- Refutation
- P(e);
- Try
- P(H);XP(g)
- Vars
- S(b);N_GUARD,XP(E)::S(J)
- P(e);OGATEB::QAB(K)
- S(b);N_GUARD::S(J)
- S(b);N_GUARD::S(J),XS(b)
- S(f);N_GUARD::QAR2(K)
- Refutation
- P(a);
- Try
- P(H);
- Vars
- S(b);N_GUARD,XP(E)::S(J)
- P(e);OGATEB::QAB(K)
- S(b);N_GUARD::S(J)
- S(b);N_GUARD::S(J),XS(b)
- S(f);N_GUARD::QAR2(K)
- Refutation
- P(a);
- Try
- Actual
- R(C);
- Vars
- K(c);OGATEB,S_FLIGHT,XR(C)::B(B)
- S(b);N_GUARD,XP(E)::S(J)
- S(f);N_GUARD,XP(H)::QAR2(K)
- P(g);SBLOCK,XP(H)::R1(C),XP(a)
- P(e);OGATEB::QAB(K)
- S(b);N_GUARD::S(J)
- S(b);N_GUARD::S(J),XS(b)
- S(f);N_GUARD::QAR2(K),XS(f)
- S(f);N_GUARD::QAR2(K)
- P(a);N_GUARD::S(F)
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).