MESON Chess Problem Database
Problem Display
PID: 104628 (3N4/7n/3n4/2Bkp3/1K1P4/8/3N1Q2/8 w - - 0 1)
Velimirovic, Milan
Mat, 1969
#2
6 + 4
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sc4
- 2.Qf7#
- 1...Se4
- 2.Qf7#
- 1...Sb5
- 2.Qf7#
- 1...Sb7
- 2.Qf7#
- 1...Sf7
- 2.Qxf7#
- 1...Sc8
- 2.Qf7#
- 1...Se8
- 2.Qf7#
- 1...exd4
- 2.Qxd4#
- 1...Sc4
- Tries
- 1.Qe1?
- threat
- 2.Qxe5#
- 1...exd4
- 2.Qe6#
- 1...Sc4
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Sf7
- 2.Qe4#
- 1...e4!
- threat
- 1.Qe3?
- threat
- 2.Qxe5#
- 1...exd4
- 2.Qxd4#
- 2.Qe6#
- 1...Sc4
- 2.Qe4#
- 1...Se4
- 2.Qb3#
- 2.Qxe4#
- 1...Sf7
- 2.Qb3#
- 2.Qe4#
- 1...e4!
- threat
- 1.Qe2?
- threat
- 2.Qxe5#
- 1...exd4
- 2.Qe6#
- 1...Sc4
- 2.Qxc4#
- 2.Qe4#
- 1...Se4
- 2.Qc4#
- 2.Qxe4#
- 1...Sf7
- 2.Qc4#
- 2.Qe4#
- 1...e4!
- threat
- 1.Qg2+?
- 1...Se4
- 2.Qxe4#
- 2.Qg8#
- 1...e4!
- 1...Se4
- 1.Qf3+?
- 1...Se4
- 2.Qxe4#
- 2.Qb3#
- 2.Qf7#
- 1...e4!
- 1...Se4
- 1.Qf4?
- threat
- 2.Qxe5#
- 1...exd4
- 2.Qxd6#
- 2.Qxd4#
- 1...Sc4
- 2.Qe4#
- 2.Qf7#
- 1...Sf7
- 2.Qe4#
- 2.Qxf7#
- 1...e4
- 2.Qe5#
- 2.Qxd6#
- 1...exf4!
- threat
- 1.Qf5?
- threat
- 2.Qe6#
- 2.Qxe5#
- 1...Sc4
- 2.Qe4#
- 2.Qe6#
- 2.Qf7#
- 1...Sf7
- 2.Qe4#
- 2.Qe6#
- 2.Qxf7#
- 1...Sg5
- 2.Qxe5#
- 1...Sf8
- 2.Qxe5#
- 1...Sxf5!
- threat
- 1.Qf6?
- threat
- 2.Qxe5#
- 2.Qxd6#
- 2.Qe6#
- 1...exd4
- 2.Qxd4#
- 2.Qxd6#
- 2.Qe6#
- 1...Sf5
- 2.Qxe5#
- 2.Qc6#
- 2.Qe6#
- 2.Qf7#
- 1...Sc4
- 2.Qc6#
- 2.Qe6#
- 2.Qf7#
- 1...Se4
- 2.Qxe5#
- 2.Qc6#
- 2.Qe6#
- 2.Qf7#
- 1...Sb5
- 2.Qxe5#
- 2.Qc6#
- 2.Qe6#
- 2.Qf7#
- 1...Sb7
- 2.Qxe5#
- 2.Qc6#
- 2.Qe6#
- 2.Qf7#
- 1...Sf7
- 2.Qc6#
- 2.Qe6#
- 2.Qxf7#
- 1...Sc8
- 2.Qxe5#
- 2.Qc6#
- 2.Qe6#
- 2.Qf7#
- 1...Se8
- 2.Qxe5#
- 2.Qc6#
- 2.Qe6#
- 2.Qf7#
- 1...Sg5
- 2.Qxe5#
- 2.Qxd6#
- 1...Sf8
- 2.Qxe5#
- 2.Qxd6#
- 1...e4
- 2.Qe5#
- 2.Qxd6#
- 2.Qe6#
- 1...Sxf6!
- threat
- 1.Qf8?
- threat
- 2.Qxd6#
- 1...Sf5
- 2.Qf7#
- 2.Qg8#
- 1...Sc4
- 2.Qf7#
- 2.Qg8#
- 1...Se4
- 2.Qf7#
- 2.Qg8#
- 1...Sb5
- 2.Qf7#
- 2.Qg8#
- 1...Sb7
- 2.Qf7#
- 2.Qg8#
- 1...Sf7
- 2.Qxf7#
- 1...Sc8
- 2.Qf7#
- 2.Qg8#
- 1...Se8
- 2.Qf7#
- 2.Qg8#
- 1...Sxf8!
- threat
- 1.Qe1?
- Keys
- 1.Qg3!
- threat
- 2.Qxe5#
- 1...exd4
- 2.Qxd6#
- 1...Sc4
- 2.Qg8#
- 1...Sf7
- 2.Qb3#
- 1...e4
- 2.Qe5#
- 2.Qxd6#
- threat
- 1.Qg3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 3
- ADDED MATES = 0
- REMOVED MATES = 5
- Sets
- S(c);N_GUARD::QAB(B)
- S(c);N_GUARD::QAB(B),XS(c)
- P(b);OGATE,XP(D)::QAR1(B),XP(b)
- Tries
- Try
- Q(B);
- Threat
- QAR1(B),XP(b)
- Vars
- P(b);OGATE,XP(D)::QAB1(B)
- S(c);N_GUARD::QAB1(B)
- S(c);N_GUARD::QAB1(B),XS(c)
- Refutation
- P(b);
- Try
- Q(B);
- Threat
- QAR1(B),XP(b)
- Vars
- S(c);N_GUARD::QAB1(B)
- Refutation
- P(b);
- Try
- Q(B);
- Threat
- QAR1(B),XP(b)
- Vars
- P(b);OGATE,XP(D)::QAB1(B)
- Refutation
- P(b);
- Try
- Q(B);CHECK
- Refutation
- P(b);P_SPINP(b)
- Try
- Q(B);CHECK
- Refutation
- P(b);P_SPINP(b)
- Try
- Q(B);
- Threat
- QAR1(B),XP(b)
- Refutation
- P(b);XQ(B)
- Try
- Q(B);P_PINP(b)
- Threat
- DUALS(2)
- Vars
- S(d);::QAR1(B),XP(b)
- Refutation
- S(c);N_SPINP(b),XQ(B)
- Try
- Q(B);
- Threat
- DUALS(3)
- Refutation
- S(d);XQ(B)
- Try
- Q(B);
- Threat
- QAR1(B),XS(c)
- Vars
- S(c);N_GUARD::QAB(B),XS(c)
- Refutation
- S(d);XQ(B)
- Try
- Actual
- Q(B);
- Threat
- QAR1(B),XP(b)
- Vars
- P(b);OGATE,XP(D)::QAR1(B),XS(c)
- S(c);N_GUARD::QAB(B)
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).