MESON Chess Problem Database
Problem Display
PID: 206580 (3R4/n1kpPb2/P2R1N2/Pp2P3/1P6/8/6K1/8 w - - 0 1)
McGregor, John NO
Brisbane Courier, 1925
#2
9 + 5
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Ba2
- 2.Se8#
- 1...Bb3
- 2.Se8#
- 1...Bc4
- 2.Se8#
- 1...Bd5+
- 2.Sxd5#
- 1...Bh5
- 2.Sd5#
- 1...Be6
- 2.Se8#
- 1...Bg6
- 2.Sd5#
- 1...Be8
- 2.Sd5#
- 2.Sxe8#
- 1...Bg8
- 2.Se8#
- 1...Sc6
- 2.R6xd7#
- 1...Ba2
- Tries
- 1.Kg1?
- 1...Ba2
- 2.Se8#
- 1...Bb3
- 2.Se8#
- 1...Bc4
- 2.Se8#
- 1...Bd5
- 2.Sxd5#
- 2.Se8#
- 1...Bh5
- 2.Sd5#
- 1...Be6
- 2.Se8#
- 1...Bg6
- 2.Sd5#
- 1...Be8
- 2.Sd5#
- 2.Sxe8#
- 1...Bg8
- 2.Se8#
- 1...Sc6
- 2.R6xd7#
- 1...Sc8!
- 1...Ba2
- 1.Kh1?
- 1...Bd5+
- 2.Sxd5#
- 1...Ba2
- 2.Se8#
- 1...Bb3
- 2.Se8#
- 1...Bc4
- 2.Se8#
- 1...Bh5
- 2.Sd5#
- 1...Be6
- 2.Se8#
- 1...Bg6
- 2.Sd5#
- 1...Be8
- 2.Sd5#
- 2.Sxe8#
- 1...Bg8
- 2.Se8#
- 1...Sc6
- 2.R6xd7#
- 1...Sc8!
- 1...Bd5+
- 1.Kf2?
- 1...Ba2
- 2.Se8#
- 1...Bb3
- 2.Se8#
- 1...Bc4
- 2.Se8#
- 1...Bd5
- 2.Sxd5#
- 2.Se8#
- 1...Bh5
- 2.Sd5#
- 1...Be6
- 2.Se8#
- 1...Bg6
- 2.Sd5#
- 1...Be8
- 2.Sd5#
- 2.Sxe8#
- 1...Bg8
- 2.Se8#
- 1...Sc6
- 2.R6xd7#
- 1...Sc8!
- 1...Ba2
- 1.Kh2?
- 1...Ba2
- 2.Se8#
- 1...Bb3
- 2.Se8#
- 1...Bc4
- 2.Se8#
- 1...Bd5
- 2.Sxd5#
- 2.Se8#
- 1...Bh5
- 2.Sd5#
- 1...Be6
- 2.Se8#
- 1...Bg6
- 2.Sd5#
- 1...Be8
- 2.Sd5#
- 2.Sxe8#
- 1...Bg8
- 2.Se8#
- 1...Sc6
- 2.R6xd7#
- 1...Sc8!
- 1...Ba2
- 1.Kg3?
- 1...Ba2
- 2.Se8#
- 1...Bb3
- 2.Se8#
- 1...Bc4
- 2.Se8#
- 1...Bd5
- 2.Sxd5#
- 2.Se8#
- 1...Bh5
- 2.Sd5#
- 1...Be6
- 2.Se8#
- 1...Bg6
- 2.Sd5#
- 1...Be8
- 2.Sd5#
- 2.Sxe8#
- 1...Bg8
- 2.Se8#
- 1...Sc6
- 2.R6xd7#
- 1...Sc8!
- 1...Ba2
- 1.Ra8?
- 1...Bd5+
- 2.Sxd5#
- 1...Ba2
- 2.Se8#
- 2.e8S#
- 1...Bb3
- 2.Se8#
- 2.e8S#
- 1...Bc4
- 2.Se8#
- 2.e8S#
- 1...Bh5
- 2.Sd5#
- 1...Be6
- 2.Se8#
- 2.e8S#
- 1...Bg6
- 2.Sd5#
- 1...Be8
- 2.Sd5#
- 2.Sxe8#
- 1...Bg8
- 2.Se8#
- 2.e8S#
- 1...Sc6
- 2.Rxd7#
- 1...Sc8!
- 1...Bd5+
- 1.Kg1?
- Keys
- 1.Rb6!
- 1...Bd5+
- 2.Sxd5#
- 1...Ba2
- 2.Se8#
- 1...Bb3
- 2.Se8#
- 1...Bc4
- 2.Se8#
- 1...Bh5
- 2.Sd5#
- 1...Be6
- 2.Se8#
- 1...Bg6
- 2.Sd5#
- 1...Be8
- 2.Sd5#
- 2.Sxe8#
- 1...Bg8
- 2.Se8#
- 1...Sc6
- 2.Rb7#
- 1...Sc8
- 2.Rxd7#
- 1...d5
- 2.exd5 ep#
- 1...d6
- 2.exd6#
- 1...Bd5+
- 1.Rb6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- B(e);N_GUARD::S(G)
- B(e);CHECK,N_GUARD::S(G),XB(e)
- S(b);SBLOCK::R1(F),XP(d)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- B(e);N_GUARD::S(G)
- S(b);SBLOCK::R1(F),XP(d)
- Refutation
- S(b);
- Try
- K(A);S_FLIGHT
- Vars
- B(e);CHECK,N_GUARD::S(G),XB(e)
- B(e);N_GUARD::S(G)
- S(b);SBLOCK::R1(F),XP(d)
- Refutation
- S(b);
- Try
- K(A);P-FLIGHT
- Vars
- B(e);N_GUARD::S(G)
- S(b);SBLOCK::R1(F),XP(d)
- Refutation
- S(b);
- Try
- K(A);P-FLIGHT
- Vars
- B(e);N_GUARD::S(G)
- S(b);SBLOCK::R1(F),XP(d)
- Refutation
- S(b);
- Try
- K(A);P-FLIGHT
- Vars
- B(e);N_GUARD::S(G)
- S(b);SBLOCK::R1(F),XP(d)
- Refutation
- S(b);
- Try
- R(I);
- Vars
- B(e);CHECK,N_GUARD::S(G),XB(e)
- B(e);N_GUARD::S(G)
- S(b);SBLOCK::R1(F),XP(d)
- Refutation
- S(b);
- Try
- Actual
- R(F);
- Vars
- B(e);CHECK,N_GUARD::S(G),XB(e)
- B(e);N_GUARD::S(G)
- S(b);SBLOCK::R1(F)
- S(b);SBLOCK::R1(I),XP(d)
- P(d);OGATE::P(D),XP(d),EP
- P(d);OGATE::P(D),XP(d)
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).