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Problem Display

PID: 278125 (r1n5/r1p3NK/1BN1Bk2/7P/p1RP3P/6p1/3p4/4bnQ1 w - - 0 1)

Burda, Josef

Sachova skladba, 2023

r1n5/r1p3NK/1BN1Bk2/7P/p1RP3P/6p1/3p4/4bnQ1

#2

10 + 10

SOLUTION

SOUND
Tries
- 1.Qe3?
  - threat
    - 2.Se8#
    - 2.Qf4#
    - 2.Qg5#
    - 2.Qh6#
    - 2.Qf3#
    - 2.Qe5#
  - 1...Sxb6
    - 2.Qf4#
    - 2.Qg5#
    - 2.Qh6#
    - 2.Qf3#
    - 2.Qe5#
  - 1...cxb6
    - 2.Qf4#
    - 2.Qg5#
    - 2.Qh6#
    - 2.Qf3#
    - 2.Qe5#
  - 1...d1Q
    - 2.Se8#
    - 2.Qf4#
    - 2.Qg5#
    - 2.Qh6#
    - 2.Qe5#
  - 1...d1B
    - 2.Se8#
    - 2.Qf4#
    - 2.Qg5#
    - 2.Qh6#
    - 2.Qe5#
  - 1...Ra5
    - 2.Se8#
    - 2.Qh6#
  - 1...Sh2
    - 2.Se8#
    - 2.Qf4#
    - 2.Qg5#
    - 2.Qh6#
    - 2.Qe5#
  - 1...Sd6
    - 2.Qg5#
    - 2.Qh6#
    - 2.Qe5#
  - 1...Se7
    - 2.Qg5#
    - 2.Qe5#
  - 1...Sxe3!
Keys
- 1.d5!
  - threat
    - 2.Se8#
    - 2.Bd4#
    - 2.Rf4#
    - 2.Qd4#
  - 1...Sxb6
    - 2.Rf4#
    - 2.Qd4#
  - 1...cxb6
    - 2.Rf4#
    - 2.Qd4#
  - 1...d1Q
    - 2.Se8#
    - 2.Rf4#
  - 1...d1R
    - 2.Se8#
    - 2.Rf4#
  - 1...Bf2
    - 2.Se8#
    - 2.Rf4#
  - 1...Se3
    - 2.Se8#
    - 2.Bd4#
  - 1...Sd6
    - 2.Bd4#
    - 2.Qd4#
  - 1...Se7
    - 2.Bd4#
    - 2.Qd4#

FEATURES

Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
Sets
Tries
- Try
  - Q(A);
  - Threat
    - DUALS(6)
  - Refutation
    - S(b);XQ(A)
Actual
- P(C);
- Threat
  - DUALS(4)

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).