MESON Chess Problem Database
Problem Display
PID: 225664 (8/8/5pKB/4p3/6nk/4PQb1/8/5B2 w - - 0 1)
Onkoud, Abdelaziz
Praca, 1998
#2
5 + 5
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Be1
- 2.Qh3#
- 1...Bf2
- 2.Qh3#
- 1...Bh2
- 2.Qh3#
- 1...Bf4
- 2.Qh3#
- 1...Sf2
- 2.Qh5#
- 1...Sh2
- 2.Qh5#
- 1...Sxe3
- 2.Qh5#
- 1...Sxh6
- 2.Qh5#
- 1...f5
- 2.Bg5#
- 1...Be1
- Tries
- 1.Bg2?
- 1...Sxe3
- 2.Qh5#
- 1...Sxh6
- 2.Qh5#
- 1...Be1
- 2.Qh3#
- 1...Bf2
- 2.Qh3#
- 1...Bh2
- 2.Qh3#
- 1...Bf4
- 2.Qh3#
- 1...Sf2
- 2.Qh5#
- 1...Sh2
- 2.Qh5#
- 1...f5
- 2.Bg5#
- 1...e4!
- 1...Sxe3
- 1.Bf4?
- threat
- 2.Bxg3#
- 2.Qxg3#
- 1...Bxf4
- 2.Qh3#
- 1...Be1
- 2.Qh3#
- 1...Bf2
- 2.Qh3#
- 1...Bh2
- 2.Qh3#
- 1...exf4!
- threat
- 1.Bg2?
- Keys
- 1.e4!
- 1...Sxh6
- 2.Qh5#
- 1...f5
- 2.Bg5#
- 1...Be1
- 2.Qh3#
- 1...Bf2
- 2.Qh3#
- 1...Bh2
- 2.Qh3#
- 1...Bf4
- 2.Qh3#
- 1...Sf2
- 2.Qh5#
- 1...Sh2
- 2.Qh5#
- 1...Se3
- 2.Qh5#
- 1...Sxh6
- 1.e4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(a);OGATE::QAR1(C)
- S(b);OGATE::QAR1(C)
- S(b);OGATE,XP(B)::QAR1(C)
- S(b);OGATE,XB(E)::QAR1(C)
- P(e);N_GUARD::B(E)
- Tries
- Try
- B(A);
- Vars
- S(b);OGATE,XP(B)::QAR1(C)
- S(b);OGATE,XB(E)::QAR1(C)
- B(a);OGATE::QAR1(C)
- S(b);OGATE::QAR1(C)
- P(e);N_GUARD::B(E)
- Refutation
- P(d);
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- B(a);OGATE,XB(E)::QAR1(C)
- B(a);OGATE::QAR1(C)
- Refutation
- P(d);XB(E)
- Try
- Actual
- P(B);
- Vars
- S(b);OGATE,XB(E)::QAR1(C)
- P(e);N_GUARD::B(E)
- B(a);OGATE::QAR1(C)
- S(b);OGATE::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).