Problem Display
PID: 287097 (8/B3K3/8/3pkp2/8/2N2R2/8/8 w - - 0 1)

Zimmer, Eligiusz

Problem Paradise, 2022

8/B3K3/8/3pkp2/8/2N2R2/8/8

#2

4 + 3


15601 Albrecht-Leiss-Degener Collection 2026

SOLUTION


  • SOUND
  • Sets
    • 1...d4
      • 2.Bb8#
  • Tries
    • 1.Be3?
      • 1...d4
        • 2.Bf4#
      • 1...f4!
    • 1.Bc5?
      • 1...d4
        • 2.Bd6#
      • 1...f4!
    • 1.Bb6?
      • 1...d4
        • 2.Bc7#
      • 1...f4!
    • 1.Rf1?
      • 1...d4
        • 2.Bb8#
      • 1...f4!
    • 1.Rf2?
      • 1...d4
        • 2.Bb8#
      • 1...f4!
    • 1.Rd3?
      • threat
        • 2.Bb8#
      • 1...f4
        • 2.Rxd5#
      • 1...Kf4!
    • 1.Rh3?
      • 1...d4
        • 2.Bb8#
      • 1...f4
        • 2.Rh5#
      • 1...Kf4!
  • Keys
    • 1.Rg3!
      • 1...Kf4
        • 2.Bb8#
      • 1...d4
        • 2.Bb8#
      • 1...f4
        • 2.Rg5#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • P(a);SBLOCK::B(C)
  • Tries
    • Try
      • B(C);
      • Vars
        • P(a);SBLOCK::B(C)
      • Refutation
        • P(c);
    • Try
      • B(C);
      • Vars
        • P(a);SBLOCK::B(C)
      • Refutation
        • P(c);
    • Try
      • B(C);
      • Vars
        • P(a);SBLOCK::B(C)
      • Refutation
        • P(c);
    • Try
      • R(B);
      • Vars
        • P(a);SBLOCK::B(C)
      • Refutation
        • P(c);
    • Try
      • R(B);
      • Vars
        • P(a);SBLOCK::B(C)
      • Refutation
        • P(c);
    • Try
      • R(B);
      • Threat
        • B(C)
      • Vars
        • P(c);SBLOCK::R1(B),XP(a)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • R(B);
      • Vars
        • P(a);SBLOCK::B(C)
        • P(c);OGATEB,SBLOCK::R(B)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • R(B);
    • Vars
      • K(b);N_GUARD,S_FLIGHT::B(C)
      • P(a);SBLOCK::B(C)
      • P(c);OGATEB,SBLOCK::R(B)


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).