MESON Chess Problem Database

Problem Display
PID: 16403 (7r/8/6p1/6pk/6N1/4Q2P/6K1/8 w - - 0 1)

Wenman, Francis Percival (aka Percy Wenman)

Fifty Two-Move Problems, 1940

7r/8/6p1/6pk/6N1/4Q2P/6K1/8

#2

4 + 4

5454 Near Snap 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Sf6+?
      • 1...Kh4
        • 2.Qf2#
        • 2.Qe1#
        • 2.Qg3#
      • 1...Kh6!
  • Keys
    • 1.h4!
      • threat
        • 2.Qxg5#
      • 1...Kxg4
        • 2.Qxg5#
      • 1...Kxh4
        • 2.Qh3#
      • 1...gxh4
        • 2.Sf6#

Anticipated by 153266(1938)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);CHECK
      • Refutation
        • K(b);P-FLIGHT,P_SPINP(a)
  • Actual
    • P(C);
    • Threat
      • QAR1(B),XP(a)
    • Vars
      • K(b);S_FLIGHT,XS(D)::QAR1(B),XP(a)
      • K(b);OGATEB,P-FLIGHT,XP(C)::QAR1(B)
      • P(a);SBLOCK,XP(C)::S(D)
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