MESON Chess Problem Database
Problem Display
PID: 227837 (8/1N3n2/5Q2/3kp3/8/3K1P2/8/8 w - - 0 1)
Boros, Sandor
Magyar Sakkvilag, 1926
#2
4 + 3
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Sg5
- 2.Qd6#
- 1...Sd6
- 2.Qxd6#
- 1...Sh6
- 2.Qd6#
- 1...Sd8
- 2.Qd6#
- 1...Sh8
- 2.Qd6#
- 1...e4+
- 2.fxe4#
- 1...Sg5
- Tries
- 1.Kc3?
- 1...Sd6
- 2.Qxd6#
- 1...Sg5
- 2.Qd6#
- 1...Sh6
- 2.Qd6#
- 1...Sd8
- 2.Qd6#
- 1...Sh8
- 2.Qd6#
- 1...e4!
- 1...Sd6
- 1.Qe7?
- 1...e4+
- 2.Qxe4#
- 1...Sg5
- 2.Qd6#
- 2.Qd7#
- 1...Sd6
- 2.Qxd6#
- 1...Sh6
- 2.Qd6#
- 2.Qd7#
- 1...Sd8
- 2.Qd6#
- 2.Qd7#
- 1...Sh8
- 2.Qd6#
- 2.Qd7#
- 1...Kc6!
- 1...e4+
- 1.Qa6?
- threat
- 2.Qc4#
- 1...Sd6
- 2.Qxd6#
- 1...e4+!
- threat
- 1.Qb6?
- 1...Sd6
- 2.Qxd6#
- 1...Sg5
- 2.Qd6#
- 1...Sh6
- 2.Qd6#
- 1...Sd8
- 2.Qd6#
- 1...Sh8
- 2.Qd6#
- 1...e4+!
- 1...Sd6
- 1.Kc3?
- Keys
- 1.Qg6!
- 1...e4+
- 2.Qxe4#
- 1...Sd6
- 2.Qxd6#
- 1...Sg5
- 2.Qd6#
- 1...Sh6
- 2.Qd6#
- 1...Sd8
- 2.Qd6#
- 1...Sh8
- 2.Qd6#
- 1...e4+
- 1.Qg6!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(c);N_GUARD::QAR1(C)
- S(c);N_GUARD::QAR1(C),XS(c)
- P(b);CHECK,OGATE::P(B),XP(b)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- S(c);N_GUARD::QAR1(C),XS(c)
- S(c);N_GUARD::QAR1(C)
- Refutation
- P(b);
- Try
- Q(C);
- Vars
- P(b);CHECK,OGATE::QAB1(C),XP(b)
- S(c);N_GUARD::QAR1(C),XS(c)
- Refutation
- K(a);S_FLIGHT
- Try
- Q(C);
- Threat
- QAB1(C)
- Vars
- S(c);N_GUARD::QAR1(C),XS(c)
- Refutation
- P(b);CHECK
- Try
- Q(C);
- Vars
- S(c);N_GUARD::QAR1(C),XS(c)
- S(c);N_GUARD::QAR1(C)
- Refutation
- P(b);CHECK
- Try
- Actual
- Q(C);
- Vars
- P(b);CHECK::QAB1(C),XP(b)
- S(c);N_GUARD::QAR1(C),XS(c)
- S(c);N_GUARD::QAR1(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).