MESON Chess Problem Database

Problem Display
PID: 77932 (1R1rk3/rn6/5P1B/2PQ4/8/b7/8/3K4 w - - 0 1)

Westbury, Eric Ernest

Good Companions (February Meredith Ty.), 1917

1R1rk3/rn6/5P1B/2PQ4/8/b7/8/3K4

#2

6 + 5

56 The Problemist 2010

SOLUTION

  • SOUND
  • Sets
    • 1...Sa5
      • 2.Rxd8#
    • 1...Sxc5
      • 2.Rxd8#
  • Keys
    • 1.c6!
      • threat
        • 2.Qd7#
      • 1...Bd6
        • 2.Qh5#
      • 1...Be7
        • 2.f7#
      • 1...Sa5
        • 2.Rxd8#
      • 1...Sc5
        • 2.Rxd8#
      • 1...Sd6
        • 2.Qg8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • S(c);N_GUARD::R1(F),XR(d)
    • S(c);N_GUARD,XP(B)::R1(F),XR(d)
  • Actual
    • P(B);
    • Threat
      • QAB1(C)
    • Vars
      • B(a);N_PINQ(C)::QAB(C)
      • B(a);SBLOCK::P(D)
      • S(c);N_GUARD::R1(F),XR(d)
      • S(c);N_PINQ(C)::QAR2(C)
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