MESON Chess Problem Database
Problem Display
PID: 197350 (5B2/p7/Qn3k2/2R4P/1K1p4/1B6/5p2/2N5 w - - 0 1)
Niemeijer, Meindert
The Problemist, 1981
#2
7 + 5
SOLUTION
- SOUND
- Sets
- 1...f1Q
- 2.Qxf1#
- 1...f1S
- 2.Qxf1#
- 1...f1B
- 2.Qxf1#
- 1...f1R
- 2.Qxf1#
- 1...d3
- 2.Qa1#
- 1...f1Q
- Tries
- 1.Ka3?
- 1...f1Q
- 2.Qxf1#
- 1...f1S
- 2.Qxf1#
- 1...f1B
- 2.Qxf1#
- 1...f1R
- 2.Qxf1#
- 1...d3!
- 1...f1Q
- 1.Ka5?
- 1...f1Q
- 2.Qxf1#
- 1...f1S
- 2.Qxf1#
- 1...f1B
- 2.Qxf1#
- 1...f1R
- 2.Qxf1#
- 1...d3!
- 1...f1Q
- 1.Sa2?
- 1...f1Q
- 2.Qxf1#
- 1...f1S
- 2.Qxf1#
- 1...f1B
- 2.Qxf1#
- 1...f1R
- 2.Qxf1#
- 1...d3!
- 1...f1Q
- 1.Ba2?
- 1...f1Q
- 2.Qxf1#
- 1...f1S
- 2.Qxf1#
- 1...f1B
- 2.Qxf1#
- 1...f1R
- 2.Qxf1#
- 1...d3!
- 1...f1Q
- 1.Ra5?
- 1...f1Q
- 2.Qxf1#
- 1...f1S
- 2.Qxf1#
- 1...f1B
- 2.Qxf1#
- 1...f1R
- 2.Qxf1#
- 1...d3!
- 1...f1Q
- 1.Ka3?
- Keys
- 1.Bg8!
- 1...f1Q
- 2.Qxf1#
- 1...f1S
- 2.Qxf1#
- 1...f1B
- 2.Qxf1#
- 1...f1R
- 2.Qxf1#
- 1...d3
- 2.Qa1#
- 1...f1Q
- 1.Bg8!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- P(a);OGATEB::QAR(F),XQ(a)
- P(a);OGATEB::QAR(F),XS(a)
- P(a);OGATEB::QAR(F),XB(a)
- P(a);OGATEB::QAR(F),XR(a)
- P(b);OGATEB::QAB(F)
- Tries
- Try
- K(C);S_FLIGHT
- Vars
- P(a);OGATEB::QAR(F),XQ(a)
- P(a);OGATEB::QAR(F),XS(a)
- P(a);OGATEB::QAR(F),XB(a)
- P(a);OGATEB::QAR(F),XR(a)
- Refutation
- P(b);
- Try
- K(C);S_FLIGHT
- Vars
- P(a);OGATEB::QAR(F),XQ(a)
- P(a);OGATEB::QAR(F),XS(a)
- P(a);OGATEB::QAR(F),XB(a)
- P(a);OGATEB::QAR(F),XR(a)
- Refutation
- P(b);
- Try
- S(A);
- Vars
- P(a);OGATEB::QAR(F),XQ(a)
- P(a);OGATEB::QAR(F),XS(a)
- P(a);OGATEB::QAR(F),XB(a)
- P(a);OGATEB::QAR(F),XR(a)
- Refutation
- P(b);
- Try
- B(B);
- Vars
- P(a);OGATEB::QAR(F),XQ(a)
- P(a);OGATEB::QAR(F),XS(a)
- P(a);OGATEB::QAR(F),XB(a)
- P(a);OGATEB::QAR(F),XR(a)
- Refutation
- P(b);
- Try
- R(D);
- Vars
- P(a);OGATEB::QAR(F),XQ(a)
- P(a);OGATEB::QAR(F),XS(a)
- P(a);OGATEB::QAR(F),XB(a)
- P(a);OGATEB::QAR(F),XR(a)
- Refutation
- P(b);
- Try
- Actual
- B(B);
- Vars
- P(a);OGATEB::QAR(F),XQ(a)
- P(a);OGATEB::QAR(F),XS(a)
- P(a);OGATEB::QAR(F),XB(a)
- P(a);OGATEB::QAR(F),XR(a)
- P(b);OGATEB::QAB(F)
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).