MESON Chess Problem Database

Problem Display
PID: 65996 (8/6br/6b1/Kn6/1BQ5/2p5/2k2P1R/4R3 w - - 0 1)

Ellerman, Arnoldo

5th HM., Good Companions (May Meredith Ty.), 1919

8/6br/6b1/Kn6/1BQ5/2p5/2k2P1R/4R3

#2

6 + 6

45 Schach 1952

SOLUTION

  • SOUND
  • Sets
    • 1...Kd2
      • 2.Qe2#
    • 1...Bd3
      • 2.Qa2#
    • 1...Bh5
      • 2.f3#
    • 1...Bh6
      • 2.f4#
    • 1...Sd4
      • 2.Qxc3#
  • Keys
    • 1.Ka4!
      • threat
        • 2.Qe2#
      • 1...Kb2
        • 2.Qb3#
      • 1...Kd2
        • 2.Qe2#
      • 1...Bd3
        • 2.Qa2#
      • 1...Bh5
        • 2.f3#
      • 1...Bh6
        • 2.f4#
      • 1...Sd4
        • 2.Qxc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);P-FLIGHT::QAR1(E)
    • B(d);SBLOCK::QAR2(E)
    • B(d);S_CUTR(f)::R(C)+P(B)
    • B(e);S_CUTR(f)::R(C)+P(B)
    • S(c);N_GUARD,S_CUTB(e)::QAR1(E),XP(b)
  • Actual
    • K(F);P-FLIGHT
    • Threat
      • QAR2(E)
    • Vars
      • K(a);N_SPINP(b),P-FLIGHT::QAR1(E)
      • K(a);P-FLIGHT::QAR1(E)
      • B(d);SBLOCK::QAR2(E)
      • B(d);S_CUTR(f)::R(C)+P(B)
      • B(e);S_CUTR(f)::R(C)+P(B)
      • S(c);N_GUARD,S_CUTB(e)::QAR1(E),XP(b)
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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).