MESON Chess Problem Database
Problem Display
PID: 124510 (1q1Rbr1B/4b3/3nNn2/7B/3Pk3/1p1pNRPK/4P3/7Q w - - 0 1)
Boros, Sandor
Csodak a sakktablan, 1940
#2
11 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sc4
- 2.Sg5#
- 1...Sb5
- 2.Sg5#
- 1...Sf5
- 2.Sg5#
- 1...Sb7
- 2.Sg5#
- 1...Sf7
- 2.Bg6#
- 1...Sc8
- 2.Sg5#
- 1...Sg4
- 2.Sc5#
- 1...Sd5
- 2.Sc5#
- 1...Sxh5
- 2.Sc5#
- 1...Sh7
- 2.Sc5#
- 1...Sg8
- 2.Sc5#
- 1...dxe2
- 2.Qb1#
- 1...d2
- 2.Qb1#
- 1...Sc4
- Tries
- 1.Sd1?
- threat
- 2.Sc3#
- 2.Rf1#
- 2.Rf2#
- 2.Rf4#
- 2.Rxf6#
- 1...Bxh5
- 2.Sc3#
- 2.Rf4#
- 1...Sxh5
- 2.Sc3#
- 2.Rf4#
- 2.Rf6#
- 2.Rf7#
- 2.Rxf8#
- 1...dxe2
- 2.Sc3#
- 1...Qc7
- 2.Rf1#
- 2.Rf2#
- 2.Rf4#
- 2.Rxf6#
- 1...Qb4
- 2.Rf1#
- 2.Rf2#
- 2.Rf4#
- 2.Rxf6#
- 1...Qc8
- 2.Rf1#
- 2.Rf2#
- 2.Rf4#
- 2.Rxf6#
- 1...Sb5
- 2.Sf2#
- 2.Sg5#
- 2.Rf1#
- 2.Rf2#
- 2.Rf4#
- 2.Rxf6#
- 2.exd3#
- 1...Sf5
- 2.Sf2#
- 2.Sc3#
- 2.Sg5#
- 2.Rf1#
- 2.Rf2#
- 2.Rxd3#
- 2.Re3#
- 2.Rf4#
- 2.exd3#
- 1...Sg4
- 2.Sc3#
- 2.Rf4#
- 2.Rf6#
- 2.Rf7#
- 2.Rxf8#
- 1...Sd5
- 2.Sf2#
- 2.Sc5#
- 2.Rf4#
- 2.Rf6#
- 2.Rf7#
- 2.Rxf8#
- 2.exd3#
- 1...Sd7
- 2.Sc3#
- 2.Rf4#
- 2.Rf6#
- 2.Rf7#
- 2.Rxf8#
- 1...Sh7
- 2.Sc3#
- 2.Rf4#
- 2.Rf6#
- 2.Rf7#
- 2.Rxf8#
- 1...Sg8
- 2.Sc3#
- 2.Rf4#
- 2.Rf6#
- 2.Rf7#
- 2.Rxf8#
- 1...Kd5!
- threat
- 1.Sd5?
- threat
- 2.Sc3#
- 2.Rf1#
- 2.Rf2#
- 2.Rf4#
- 2.Rxf6#
- 1...Bxh5
- 2.Sc3#
- 2.Rf4#
- 1...Sxd5
- 2.Sc5#
- 2.exd3#
- 1...Sxh5
- 2.Sc3#
- 2.Rf4#
- 2.Rf6#
- 2.Rf7#
- 2.Rxf8#
- 1...dxe2
- 2.Sc3#
- 1...Qc7
- 2.Rf1#
- 2.Rf2#
- 2.Rf4#
- 2.Rxf6#
- 1...Qb4
- 2.Rf1#
- 2.Rf2#
- 2.Rf4#
- 2.Rxf6#
- 1...Qc8
- 2.Rf1#
- 2.Rf2#
- 2.Rf4#
- 2.Rxf6#
- 1...Sb5
- 2.Rf1#
- 2.Rf2#
- 2.Rf4#
- 2.Rxf6#
- 2.exd3#
- 1...Sf5
- 2.Sc3#
- 2.Rf1#
- 2.Rf2#
- 2.Rxd3#
- 2.Re3#
- 2.Rf4#
- 2.exd3#
- 1...Sg4
- 2.Sc3#
- 2.Rf4#
- 2.Rf6#
- 2.Rf7#
- 2.Rxf8#
- 1...Sd7
- 2.Sc3#
- 2.Rf4#
- 2.Rf6#
- 2.Rf7#
- 2.Rxf8#
- 1...Sh7
- 2.Sc3#
- 2.Rf4#
- 2.Rf6#
- 2.Rf7#
- 2.Rxf8#
- 1...Sg8
- 2.Sc3#
- 2.Rf4#
- 2.Rf6#
- 2.Rf7#
- 2.Rxf8#
- 1...Kxd5!
- threat
- 1.Bg6+?
- 1...Sf5
- 2.Sg5#
- 2.Bxf5#
- 1...Bxg6!
- 1...Sf5
- 1.Qg1?
- threat
- 2.Rf4#
- 1...Sxh5
- 2.Sc5#
- 1...dxe2
- 2.Qb1#
- 1...Sc4
- 2.Sg5#
- 1...Sb5
- 2.Sg5#
- 1...Sf5
- 2.Sg5#
- 1...Sb7
- 2.Sg5#
- 1...Sf7
- 2.Bg6#
- 1...Sc8
- 2.Sg5#
- 1...Sg4
- 2.Sc5#
- 1...Sd5
- 2.Sc5#
- 1...Sh7
- 2.Sc5#
- 1...Sg8
- 2.Sc5#
- 1...Sd7!
- threat
- 1.Sd1?
- Keys
- 1.Qc1!
- threat
- 2.Rf4#
- 1...Sxh5
- 2.Sc5#
- 1...dxe2
- 2.Qb1#
- 1...Sc4
- 2.Sg5#
- 1...Sb5
- 2.Sg5#
- 1...Sf5
- 2.Sg5#
- 1...Sb7
- 2.Sg5#
- 1...Sf7
- 2.Bg6#
- 1...Sc8
- 2.Sg5#
- 1...Sg4
- 2.Sc5#
- 1...Sd5
- 2.Sc5#
- 1...Sd7
- 2.Qc6#
- 1...Sh7
- 2.Sc5#
- 1...Sg8
- 2.Sc5#
- 1...d2
- 2.Qb1#
- threat
- 1.Qc1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(d);::S(I)
- S(d);N_GUARD,S_CUTB(h)::B(H)
- S(e);::S(I)
- S(e);XB(H)::S(I)
- P(b);OGATEB,XP(B)::QAB(A)
- P(b);OGATEB::QAB(A)
- Tries
- Try
- S(C);
- Threat
- DUALS(5)
- Vars
- P(b);XP(B)::S(C)
- Refutation
- K(c);P_SPINS(d),S_FLIGHT
- Try
- S(C);
- Threat
- DUALS(5)
- Vars
- P(b);XP(B)::S(C)
- Refutation
- K(c);P_SPINS(d),S_FLIGHT,XS(C)
- Try
- B(H);CHECK
- Refutation
- B(h);XB(H)
- Try
- Q(A);
- Threat
- R1(D)
- Vars
- S(e);XB(H)::S(I)
- P(b);OGATEB,XP(B)::QAB(A)
- S(d);::S(I)
- S(d);N_GUARD,S_CUTB(h)::B(H)
- S(e);::S(I)
- Refutation
- S(e);
- Try
- Actual
- Q(A);
- Threat
- R1(D)
- Vars
- S(e);XB(H)::S(I)
- P(b);OGATEB,XP(B)::QAB(A)
- S(d);::S(I)
- S(d);N_GUARD,S_CUTB(h)::B(H)
- S(e);::S(I)
- S(e);N_GUARD,S_CUTB(h)::QAB(A)
- P(b);OGATEB::QAB(A)
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).