MESON Chess Problem Database
Problem Display
PID: 243772 (k7/P2p2n1/3N4/3K2p1/3B1b2/8/1n4B1/8 w - - 0 1)
Bie, Hans Petter
Norsk Sjakkblad, 1957
#2
5 + 6
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bc1
- 2.Ke5#
- 1...Bd2
- 2.Ke5#
- 1...Be3
- 2.Ke5#
- 1...Be5
- 2.Kxe5#
- 1...Bxd6
- 2.Kxd6#
- 1...Sd1
- 2.Kc4#
- 1...Sd3
- 2.Kc4#
- 1...Sa4
- 2.Kc4#
- 1...Sc4
- 2.Kxc4#
- 1...Bc1
- Tries
- 1.Bb6?
- threat
- 2.Kd4#
- 2.Kc5#
- 1...Bxd6
- 2.Kd4#
- 2.Kxd6#
- 1...Be3
- 2.Ke5#
- 1...Be5
- 2.Kc5#
- 2.Kxe5#
- 1...Sd3
- 2.Kc4#
- 2.Kd4#
- 1...Sa4
- 2.Kc4#
- 2.Kd4#
- 1...Sf5
- 2.Kc5#
- 1...Se6!
- threat
- 1.Bb6?
- Keys
- 1.Ke4!
- 1...Bxd6
- 2.Ke3#
- 1...Bc1
- 2.Ke5#
- 1...Bd2
- 2.Ke5#
- 1...Bh2
- 2.Ke3#
- 1...Be3
- 2.Kxe3#
- 2.Ke5#
- 1...Bg3
- 2.Ke3#
- 1...Be5
- 2.Ke3#
- 2.Kxe5#
- 1...Sd1
- 2.Kd3#
- 1...Sd3
- 2.Kxd3#
- 1...Sa4
- 2.Kd3#
- 1...Sc4
- 2.Kd3#
- 1...Sf5
- 2.Kxf5#
- 1...Sh5
- 2.Kf5#
- 1...Se6
- 2.Kf5#
- 1...Se8
- 2.Kf5#
- 1...g4
- 2.Kxf4#
- 1...Bxd6
- 1.Ke4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 5
- ADDED MATES = 7
- REMOVED MATES = 2
- Sets
- B(b);::B(A)+K(C)
- B(b);::B(A)+K(C),XB(b)
- B(b);XS(D)::B(A)+K(C),XB(b)
- S(a);::B(A)+K(C)
- S(a);::B(A)+K(C),XS(a)
- Tries
- Try
- B(B);
- Threat
- DUALS(2)
- Vars
- B(b);::B(A)+K(C)
- S(e);::B(A)+K(C)
- Refutation
- S(e);
- Try
- Actual
- K(C);S_FLIGHT
- Vars
- B(b);XS(D)::B(A)+K(C)
- B(b);::B(A)+K(C)
- S(a);::B(A)+K(C)
- S(a);::B(A)+K(C),XS(a)
- S(e);::B(A)+K(C),XS(e)
- S(e);::B(A)+K(C)
- P(c);::B(A)+K(C),XB(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).