MESON Chess Problem Database

Problem Display
PID: 79113 (8/2B5/pP1p1P2/Rb1k1K2/4N3/2R5/2N3r1/7B w - - 0 1)

Lipton, Michael

5th Prize, The Tablet, 1962

(First published on Sat May 5 1962)

8/2B5/pP1p1P2/Rb1k1K2/4N3/2R5/2N3r1/7B

#2

9 + 5

15239 Valois Notebooks 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Rd2
      • 2.Sxd2#
      • 2.Sf2#
    • 1...Rf2+
      • 2.Sxf2#
    • 1...Rg3
      • 2.Sxg3#
    • 1...Rg5+
      • 2.Sxg5#
    • 1...Rg6
      • 2.Sg3#
      • 2.Sg5#
    • 1...Rg7
      • 2.Sg3#
      • 2.Sg5#
    • 1...Rg8
      • 2.Sg3#
      • 2.Sg5#
  • Tries
    • 1.f7?
      • threat
        • 2.Sf6#
      • 1...Rf2+
        • 2.Sxf2#
      • 1...Rg5+
        • 2.Sxg5#
      • 1...Rxc2!
  • Keys
    • 1.Sc5!
      • threat
        • 2.Bxg2#
      • 1...Bd3+
        • 2.Sxd3#
      • 1...Bd7+
        • 2.Sxd7#
      • 1...Kc6
        • 2.Sb4#
      • 1...Bf1
        • 2.Sd3#
      • 1...Be2
        • 2.Sd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 3
  • Sets
    • R(a);CHECK::B(A)+S(D),XR(a)
    • R(a);::B(A)+S(D),XR(a)
  • Tries
    • Try
      • P(H);
      • Threat
        • S(D)
      • Vars
        • R(a);CHECK::B(A)+S(D),XR(a)
      • Refutation
        • R(a);XS(B)
  • Actual
    • S(D);N_PINB(b),P_PINR(a)
    • Threat
      • B(A),XR(a)
    • Vars
      • B(b);CHECK::R(E)+S(D),XB(b)
      • K(c);S_FLIGHT::S(B)
      • B(b);::R(E)+S(D)
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Developed and maintained by Brian Stephenson.
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