MESON Chess Problem Database
Problem Display
PID: 223426 (B7/2n3N1/3p1b2/1bN1kp2/4p3/p3P3/4Q2K/8 w - - 0 1)
Bennecke, Ludwig
Bruderschaft, 1885
#2
6 + 8
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Bxe2
- 2.Sd7#
- 1...Bd3
- 2.Sd7#
- 1...Bc4
- 2.Sd7#
- 1...Ba6
- 2.Sd7#
- 1...Bd7
- 2.Sxd7#
- 1...a2
- 2.Qb2#
- 1...Bxe2
- Tries
- 1.Qg4?
- threat
- 2.Qxf5#
- 2.Qf4#
- 1...Bxg7
- 2.Qxg7#
- 1...Sxa8
- 2.Qxf5#
- 1...dxc5
- 2.Qf4#
- 1...Bc6
- 2.Qxf5#
- 1...Bh4
- 2.Qxf5#
- 1...Bg5
- 2.Qxf5#
- 1...Be7
- 2.Qxf5#
- 1...Bd8
- 2.Qxf5#
- 1...d5
- 2.Qf4#
- 1...Bd7
- 2.Sxd7#
- 2.Qf4#
- 1...Sd5
- 2.Qxf5#
- 1...Se6
- 2.Qxf5#
- 1...f4
- 2.Qf5#
- 2.Qxf4#
- 1...fxg4!
- threat
- 1.Qf2?
- threat
- 2.Qf4#
- 2.Qxf5#
- 1...Sxa8
- 2.Qxf5#
- 1...dxc5
- 2.Qf4#
- 1...Bc6
- 2.Qxf5#
- 1...Bh4
- 2.Qxf5#
- 1...Bg5
- 2.Qxf5#
- 1...Be7
- 2.Qxf5#
- 1...Bd8
- 2.Qxf5#
- 1...d5
- 2.Qf4#
- 1...Bd7
- 2.Sxd7#
- 2.Qf4#
- 1...Sd5
- 2.Qxf5#
- 1...Se6
- 2.Qxf5#
- 1...f4
- 2.Qxf4#
- 2.exf4#
- 1...Bxg7!
- threat
- 1.Qg4?
- Keys
- 1.Qf1!
- threat
- 2.Qa1#
- 2.Qf4#
- 2.Qxf5#
- 1...Bxf1
- 2.Sd7#
- 1...Bxg7
- 2.Qa1#
- 1...Sxa8
- 2.Qxf5#
- 1...dxc5
- 2.Qf4#
- 1...Bc6
- 2.Qxf5#
- 1...Bh4
- 2.Qa1#
- 2.Qxf5#
- 1...Bg5
- 2.Qa1#
- 2.Qxf5#
- 1...Be7
- 2.Qa1#
- 2.Qxf5#
- 1...Bd8
- 2.Qa1#
- 2.Qxf5#
- 1...d5
- 2.Qf4#
- 1...Bd7
- 2.Sxd7#
- 2.Qa1#
- 2.Qf4#
- 1...Sd5
- 2.Qxf5#
- 1...Se6
- 2.Qxf5#
- 1...f4
- 2.Qa1#
- 2.Qxf4#
- threat
- 1.Qf1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 6
- Sets
- B(c);N_GUARD,XQ(A)::S(D)
- B(c);N_GUARD::S(D)
- B(c);N_GUARD::S(D),XB(c)
- P(a);N_GUARD::QAB(A)
- Tries
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- B(g);OGATE,XS(E)::QAB(A),XB(g)
- S(h);XB(F)::QAR1(A),XP(e)
- P(f);XS(D)::QAB1(A)
- B(c);::QAR1(A),XP(e)
- B(g);::QAR1(A),XP(e)
- P(f);::QAB1(A)
- S(h);::QAR1(A),XP(e)
- Refutation
- P(e);XQ(A)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- S(h);XB(F)::QAR1(A),XP(e)
- P(f);XS(D)::QAB1(A)
- B(c);::QAR1(A),XP(e)
- B(g);::QAR1(A),XP(e)
- P(f);::QAB1(A)
- S(h);::QAR1(A),XP(e)
- Refutation
- B(g);XS(E)
- Try
- Actual
- Q(A);
- Threat
- DUALS(3)
- Vars
- B(c);N_GUARD,XQ(A)::S(D)
- B(g);XS(E)::QAB(A)
- S(h);XB(F)::QAR1(A),XP(e)
- P(f);XS(D)::QAB1(A)
- B(c);::QAR1(A),XP(e)
- P(f);::QAB1(A)
- S(h);::QAR1(A),XP(e)
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).