MESON Chess Problem Database

Problem Display
PID: 139562 (2R2K2/3p4/n2k1p2/8/3p1P1b/1Q3RB1/2P5/8 w - - 0 1)

Haring, Jacobus

Hoek, Willem

Probleemblad, 1974

2R2K2/3p4/n2k1p2/8/3p1P1b/1Q3RB1/2P5/8

#2

7 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Bg5
      • 2.fxg5#
    • 1...d3
      • 2.Rxd3#
  • Keys
    • 1.c4!
      • threat
        • 2.Qb6#
      • 1...Ke6
        • 2.f5#
      • 1...dxc4 ep
        • 2.Rd3#
      • 1...Sb4
        • 2.c5#
      • 1...Sb8
        • 2.c5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 2
  • Sets
    • B(b);OGATE::B(D)+P(E),XB(b)
    • P(a);OGATEB::R(C),XP(a)
  • Actual
    • P(A);
    • Threat
      • QAR2(B)
    • Vars
      • K(d);P-FLIGHT::P(E)
      • P(a);EP,OGATEB,XP(A)::R(C)
      • S(c);N_GUARD::P(A)
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