MESON Chess Problem Database

Problem Display
PID: 51213 (8/6P1/2p1p3/2pk2N1/n1R4R/4P3/2K5/8 w - - 0 1)

Lawton, Howard

Manchester Guardian, 1954

8/6P1/2p1p3/2pk2N1/n1R4R/4P3/2K5/8

#2

6 + 5

SOLUTION

  • SOUND
  • Tries
    • 1.g8Q?
      • threat
        • 2.Qxe6#
      • 1...Ke5
        • 2.Qxe6#
      • 1...Kd6!
  • Keys
    • 1.Se4!
      • 1...Kxc4
        • 2.Sc3#
      • 1...Ke5
        • 2.Rh5#
      • 1...Sb2
        • 2.Rxc5#
      • 1...Sc3
        • 2.Rxc5#
      • 1...Sb6
        • 2.Rxc5#
      • 1...e5
        • 2.g8Q#
        • 2.g8B#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • P(F);P_PINP(e)
      • Threat
        • QAB1(F),XP(e)
      • Vars
        • K(c);N_SPINP(e),P-FLIGHT::QAR1(F),XP(e)
      • Refutation
        • K(c);N_SPINP(e),P-FLIGHT
  • Actual
    • S(E);
    • Vars
      • K(c);S_FLIGHT,XR(C)::R(D)+S(E)
      • K(c);P-FLIGHT::R(D)
      • S(a);N_GUARD::R1(C),XP(b)
      • P(e);SBLOCK::P=Q
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