MESON Chess Problem Database
Problem Display
PID: 22341 (8/4p3/2Q1p3/5kBK/4p3/8/8/8 w - - 0 1)
Lincoln, Robert A
Newark Star-Ledger, 1999
#2
3 + 4
| 2786 | More Fun with Chess Miniatures | 2000 |
SOLUTION
- SOUND
- Sets
- 1...Ke5
- 2.Qc5#
- 1...e5
- 2.Qg6#
- 1...Ke5
- Tries
- 1.Qd5+?
- 1...e5
- 2.Qf7#
- 1...exd5!
- 1...e5
- 1.Qc2?
- 1...Ke5
- 2.Qc5#
- 1...e5!
- 1...Ke5
- 1.Qc3?
- 1...e5
- 2.Qh3#
- 1...e3!
- 1...e5
- 1.Qb6?
- 1...Ke5
- 2.Qc5#
- 1...e5
- 2.Qg6#
- 1...e3!
- 1...Ke5
- 1.Qd6?
- threat
- 2.Qf4#
- 1...e5
- 2.Qg6#
- 1...exd6!
- threat
- 1.Qc8?
- 1...Ke5
- 2.Qc5#
- 1...e3!
- 1...Ke5
- 1.Qd5+?
- Keys
- 1.Qc4!
- 1...Ke5
- 2.Qc5#
- 1...e3
- 2.Qf4#
- 1...e5
- 2.Qf7#
- 1...Ke5
- 1.Qc4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(b);P-FLIGHT::QAR2(C)
- P(c);OGATE,SBLOCK::QAB1(C)
- Tries
- Try
- Q(C);CHECK
- Vars
- P(c);OGATE,P_SPINP(c),SBLOCK::QAR2(C)
- Refutation
- P(c);XQ(C)
- Try
- Q(C);P_PINP(a)
- Vars
- K(b);N_SPINP(a),P-FLIGHT::QAR2(C)
- Refutation
- P(c);
- Try
- Q(C);
- Vars
- P(c);SBLOCK::QAB(C)
- Refutation
- P(a);
- Try
- Q(C);
- Vars
- K(b);P-FLIGHT::QAR2(C)
- P(c);OGATE,SBLOCK::QAB1(C)
- Refutation
- P(a);
- Try
- Q(C);
- Threat
- QAR1(C)
- Vars
- P(c);OGATE,SBLOCK::QAB1(C)
- Refutation
- P(d);XQ(C)
- Try
- Q(C);P_PINP(c)
- Vars
- K(b);N_SPINP(c),P-FLIGHT::QAR2(C)
- Refutation
- P(a);
- Try
- Actual
- Q(C);
- Vars
- K(b);P-FLIGHT::QAR2(C)
- P(a);OGATE::QAR1(C)
- P(c);OGATE,SBLOCK::QAR2(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).