MESON Chess Problem Database

Problem Display
PID: 109387 (2b5/4Qp1p/8/2p2k2/1pP5/3K3P/2B2P1P/2bR4 w - - 0 1)

Sim, Malcolm

Saturday Night, 1955

2b5/4Qp1p/8/2p2k2/1pP5/3K3P/2B2P1P/2bR4

#2

8 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bb2
      • 2.Ke3#
    • 1...Ba3
      • 2.Ke3#
    • 1...Be3
      • 2.Kxe3#
    • 1...Bf4
      • 2.Ke2#
  • Keys
    • 1.f4!
      • threat
        • 2.Qxf7#
      • 1...Kxf4
        • 2.Rf1#
      • 1...Kg6
        • 2.Qg5#
      • 1...Bxf4
        • 2.Ke2#
      • 1...Bb2
        • 2.Ke3#
      • 1...Be6
        • 2.Qg5#
      • 1...f6
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 2
  • Sets
    • B(a);::B(B)+K(E)
    • B(a);::B(B)+K(E),XB(a)
    • B(a);SBLOCK::B(B)+K(E)
  • Actual
    • P(C);
    • Threat
      • QAR2(H),XP(e)
    • Vars
      • K(d);OGATEB,P-FLIGHT,XP(C)::R(A)
      • K(d);S_FLIGHT::QAR1(H)
      • B(a);SBLOCK,XP(C)::B(B)+K(E)
      • B(a);::B(B)+K(E)
      • B(g);SBLOCK::QAR1(H)
      • P(e);SBLOCK::QAB1(H)
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