MESON Chess Problem Database
Problem Display
PID: 173741 (6R1/5p2/3KpknB/5p2/5p2/2pQ1P2/2B5/8 w - - 0 1)
Boros, Sandor
Magyar Sakkvilag, 1927
#2
6 + 7
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Sh4
- 2.Bg5#
- 1...Se5
- 2.Bg5#
- 1...Se7
- 2.Bg5#
- 1...Sf8
- 2.Bg5#
- 1...Sh8
- 2.Bg5#
- 1...e5
- 2.Qxf5#
- 1...Sh4
- Tries
- 1.Bb1?
- 1...Sh4
- 2.Bg5#
- 1...Se5
- 2.Bg5#
- 1...Se7
- 2.Bg5#
- 1...Sf8
- 2.Bg5#
- 1...Sh8
- 2.Bg5#
- 1...e5
- 2.Qxf5#
- 1...c2!
- 1...Sh4
- 1.Bxf4?
- 1...Sh4
- 2.Be5#
- 2.Bg5#
- 1...Se5
- 2.Bxe5#
- 2.Bg5#
- 1...Se7
- 2.Be5#
- 2.Bg5#
- 1...Sf8
- 2.Be5#
- 2.Bg5#
- 1...Sh8
- 2.Be5#
- 2.Bg5#
- 1...e5
- 2.Qxf5#
- 1...Sxf4!
- 1...Sh4
- 1.Qf1?
- 1...Sh4
- 2.Bg5#
- 1...Se5
- 2.Bg5#
- 1...Se7
- 2.Bg5#
- 1...Sf8
- 2.Bg5#
- 1...Sh8
- 2.Bg5#
- 1...e5!
- 1...Sh4
- 1.Qe2?
- 1...Sh4
- 2.Bg5#
- 2.Qe5#
- 1...Se5
- 2.Bg5#
- 2.Qxe5#
- 1...Se7
- 2.Bg5#
- 2.Qe5#
- 1...Sf8
- 2.Bg5#
- 2.Qe5#
- 1...Sh8
- 2.Bg5#
- 2.Qe5#
- 1...e5!
- 1...Sh4
- 1.Qc4?
- 1...Sh4
- 2.Bg5#
- 1...Se5
- 2.Bg5#
- 1...Se7
- 2.Bg5#
- 1...Sf8
- 2.Bg5#
- 1...Sh8
- 2.Bg5#
- 1...e5!
- 1...Sh4
- 1.Qe4?
- 1...e5
- 2.Qxf5#
- 1...Sh4
- 2.Bg5#
- 2.Qe5#
- 1...Se5
- 2.Bg5#
- 2.Qxe5#
- 1...Se7
- 2.Bg5#
- 2.Qe5#
- 1...Sf8
- 2.Bg5#
- 2.Qe5#
- 1...Sh8
- 2.Bg5#
- 2.Qe5#
- 1...fxe4!
- 1...e5
- 1.Qb5?
- 1...Sh4
- 2.Bg5#
- 2.Qe5#
- 1...Se5
- 2.Bg5#
- 2.Qxe5#
- 1...Se7
- 2.Bg5#
- 2.Qe5#
- 1...Sf8
- 2.Bg5#
- 2.Qe5#
- 1...Sh8
- 2.Bg5#
- 2.Qe5#
- 1...e5!
- 1...Sh4
- 1.Qd1?
- 1...Sh4
- 2.Bg5#
- 1...Se5
- 2.Bg5#
- 1...Se7
- 2.Bg5#
- 1...Sf8
- 2.Bg5#
- 1...Sh8
- 2.Bg5#
- 1...e5!
- 1...Sh4
- 1.Qxc3+?
- 1...Se5
- 2.Bg5#
- 2.Qxe5#
- 1...e5!
- 1...Se5
- 1.Qd4+?
- 1...Se5
- 2.Bg5#
- 2.Qxe5#
- 1...e5!
- 1...Se5
- 1.Bb1?
- Keys
- 1.Qa6!
- 1...e5
- 2.Kd7#
- 1...Sh4
- 2.Bg5#
- 1...Se5
- 2.Bg5#
- 1...Se7
- 2.Bg5#
- 1...Sf8
- 2.Bg5#
- 1...Sh8
- 2.Bg5#
- 1...e5
- 1.Qa6!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(f);::B(E)
- P(d);N_GUARD::QAR1(B),XP(c)
- Tries
- Try
- B(A);
- Vars
- S(f);::B(E)
- P(d);N_GUARD::QAR1(B),XP(c)
- Refutation
- P(a);
- Try
- B(E);XP(b)
- Vars
- P(d);N_GUARD::QAR1(B),XP(c)
- Refutation
- S(f);XB(E)
- Try
- Q(B);
- Vars
- S(f);::B(E)
- Refutation
- P(d);
- Try
- Q(B);
- Refutation
- P(d);
- Try
- Q(B);
- Vars
- S(f);::B(E)
- Refutation
- P(d);
- Try
- Q(B);
- Vars
- P(d);N_GUARD::QAR1(B),XP(c)
- Refutation
- P(c);XQ(B)
- Try
- Q(B);
- Refutation
- P(d);
- Try
- Q(B);
- Vars
- S(f);::B(E)
- Refutation
- P(d);
- Try
- Q(B);CHECK,XP(a)
- Refutation
- P(d);P_SPINP(d)
- Try
- Q(B);CHECK
- Refutation
- P(d);P_SPINP(d)
- Try
- Actual
- Q(B);
- Vars
- P(d);SBLOCK::QAR(B)+K(D)
- S(f);::B(E)
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).