MESON Chess Problem Database

Problem Display
PID: 11235 (8/3Bp3/3P4/3k2K1/8/2Q5/5N2/8 w - - 0 1)

Mott-Smith, Geoffrey

The Chess Review, 1937

8/3Bp3/3P4/3k2K1/8/2Q5/5N2/8

#2

5 + 2

5064 100 Years of the American Two-move Chess Problem 1962
3295 Einfuhrung in die Welt des Schachproblem 1984
145 StrateGems 2008
3713 Snap 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qd3+?
      • 1...Ke5
        • 2.Sg4#
      • 1...Kc5!
    • 1.Qc6+?
      • 1...Ke5
        • 2.Qc5#
      • 1...Kd4!
  • Keys
    • 1.Se4!
      • 1...Kxe4
        • 2.Bc6#
      • 1...exd6
        • 2.Sf6#
      • 1...e5
        • 2.Qd3#
      • 1...e6
        • 2.Bc6#

Anticipated by 120997(0000)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);CHECK
      • Vars
        • K(a);P-FLIGHT::S(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(B);CHECK
      • Vars
        • K(a);P-FLIGHT::QAR2(B)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • S(A);
    • Vars
      • K(a);S_FLIGHT,XS(A)::B(E)
      • P(b);N_GUARD,SBLOCK,XP(D)::S(A)
      • P(b);SBLOCK::QAR2(B)
      • P(b);SBLOCK::B(E)
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