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Problem Display

PID: 44839 (1BR1K3/1p6/4k3/2p3P1/3bpp2/1N1BNp1P/4b3/7Q w - - 0 1)

Andrews, Henry John Clinton

Source?, 0000

1BR1K3/1p6/4k3/2p3P1/3bpp2/1N1BNp1P/4b3/7Q

#2

9 + 8

3316	Chess Problem Text Book	1887

SOLUTION

SOUND
Sets
- 1...Bd1
  - 2.Bc4#
- 1...Ba1
  - 2.Sxc5#
- 1...Bb2
  - 2.Sxc5#
- 1...Bc3
  - 2.Sxc5#
- 1...Be5
  - 2.Sxc5#
- 1...Bf6
  - 2.Sxc5#
- 1...Bg7
  - 2.Sxc5#
- 1...Bh8
  - 2.Sxc5#
- 1...c4
  - 2.Sxd4#
- 1...b5
  - 2.Rc6#
- 1...b6
  - 2.Rc6#
Keys
- 1.Qxf3!
  - 1...Bxd3
    - 2.Qg4#
  - 1...Bxf3
    - 2.Bc4#
  - 1...Bxe3
    - 2.Qxe4#
  - 1...exd3
    - 2.Qd5#
  - 1...exf3
    - 2.Bf5#
  - 1...fxe3
    - 2.Qf7#
  - 1...Bd1
    - 2.Bc4#
  - 1...Bf1
    - 2.Qg4#
  - 1...Ba1
    - 2.Sxc5#
  - 1...Bb2
    - 2.Sxc5#
  - 1...Bc3
    - 2.Sxc5#
  - 1...Be5
    - 2.Sxc5#
  - 1...Bf6
    - 2.Sxc5#
  - 1...Bg7
    - 2.Sxc5#
  - 1...Bh8
    - 2.Sxc5#
  - 1...c4
    - 2.Sxd4#
  - 1...b5
    - 2.Rc6#
  - 1...b6
    - 2.Rc6#

FEATURES

Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 0
Sets
- B(a);N_GUARD::B(C)
- B(c);N_GUARD::S(B),XP(f)
- P(f);N_GUARD::S(B),XB(c)
- P(h);N_GUARD::R(H)
Actual
- Q(A);XP(b)
- Vars
  - B(a);N_GUARD,XB(C)::QAB(A)
  - B(a);N_GUARD,XQ(A)::B(C)
  - B(c);N_GUARD,XS(D)::QAR2(A),XP(d)
  - P(d);OGATE,XB(C)::QAB1(A)
  - P(d);OGATE,XQ(A)::B(C)
  - P(e);OGATE,XS(D)::QAB1(A)
  - B(a);N_GUARD::B(C)
  - B(a);N_GUARD::QAB(A)
  - B(c);N_GUARD::S(B),XP(f)
  - P(f);N_GUARD::S(B),XB(c)
  - P(h);N_GUARD::R(H)

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).