MESON Chess Problem Database
Problem Display
PID: 7613 (6N1/8/8/4Npkp/2Q5/8/6K1/8 w - - 0 1)
Hildebrand, Alexander
5/8 Prize, Bron MT, 1992
#2
4 + 3
| 2838 | Fun with Chess Miniatures | 1996 |
| 5454 | Near Snap | 2009 |
SOLUTION
- SOUND
- Tries
- 1.Kf3?
- threat
- 2.Qf4#
- 1...f4
- 2.Qxf4#
- 1...h4!
- threat
- 1.Kh3?
- threat
- 2.Qh4#
- 1...h4
- 2.Qxh4#
- 1...f4!
- threat
- 1.Qa6?
- 1...Kh4
- 2.Qf6#
- 1...f4
- 2.Qf6#
- 1...h4
- 2.Qh6#
- 1...Kf4!
- 1...Kh4
- 1.Qe6?
- 1...Kh4
- 2.Qf6#
- 2.Qe7#
- 1...f4
- 2.Sf3#
- 2.Qf6#
- 1...h4
- 2.Qh6#
- 1...Kf4!
- 1...Kh4
- 1.Qc1+?
- 1...Kh4
- 2.Qf4#
- 1...f4!
- 1...Kh4
- 1.Qc6?
- 1...Kh4
- 2.Qf6#
- 1...f4
- 2.Qf6#
- 1...h4
- 2.Qh6#
- 1...Kf4!
- 1...Kh4
- 1.Kf3?
- Keys
- 1.Kg3!
- threat
- 2.Qf4#
- 2.Qh4#
- 1...f4+
- 2.Qxf4#
- 1...h4+
- 2.Qxh4#
- threat
- 1.Kg3!
This anticipates 47861(2003)
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- K(A);S_FLIGHT
- Threat
- QAB1(B)
- Vars
- P(a);::QAB1(B),XP(a)
- Refutation
- P(c);
- Try
- K(A);S_FLIGHT
- Threat
- QAB1(B)
- Vars
- P(c);::QAB1(B),XP(c)
- Refutation
- P(a);
- Try
- Q(B);
- Vars
- K(b);S_FLIGHT::QAB(B)
- P(a);::QAB1(B)
- P(c);::QAB1(B)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(B);
- Vars
- P(c);::QAB1(B)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(B);CHECK
- Vars
- K(b);S_FLIGHT::QAR2(B)
- Refutation
- P(a);P_SPINP(a)
- Try
- Q(B);
- Vars
- K(b);S_FLIGHT::QAB(B)
- P(a);::QAB1(B)
- P(c);::QAB1(B)
- Refutation
- K(b);S_FLIGHT
- Try
- Actual
- K(A);P-FLIGHT
- Threat
- DUALS(2)
- Vars
- P(a);CHECK::QAB1(B),XP(a)
- P(c);CHECK::QAB1(B),XP(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).