MESON Chess Problem Database

Problem Display
PID: 56244 (6r1/1r3p2/6Nn/2N3k1/7R/6Pb/2BP4/Q1B3K1 w - - 0 1)

Howard, Kenneth Samuel

American Chess Bulletin, 1936

6r1/1r3p2/6Nn/2N3k1/7R/6Pb/2BP4/Q1B3K1

#2

9 + 6

5089 The Enjoyment of Chess Problems 1943

SOLUTION

  • SOUND
  • Sets
    • 1...f6
      • 2.d4#
  • Tries
    • 1.Se4+?
      • 1...Kf5
        • 2.Qf6#
      • 1...Kxg6!
  • Keys
    • 1.Sf8!
      • threat
        • 2.Sh7#
      • 1...Rxf8
        • 2.Qg7#
      • 1...Rg7
        • 2.Qxg7#
      • 1...Rh8
        • 2.Qg7#
      • 1...Bf5
        • 2.d3#
      • 1...Sf5
        • 2.Se4#
      • 1...f5
        • 2.Sce6#
      • 1...f6
        • 2.d4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • P(e);SBLOCK::B(B)+P(E)
  • Tries
    • Try
      • S(H);CHECK
      • Vars
        • K(b);P-FLIGHT::QAR1(A)
      • Refutation
        • K(b);P-FLIGHT,XS(I)
  • Actual
    • S(I);
    • Threat
      • S(I)
    • Vars
      • R(f);N_GUARD,XS(I)::QAR2(A)
      • R(f);N_GUARD::QAR2(A),XR(f)
      • R(f);N_GUARD::QAR2(A)
      • B(a);SBLOCK::B(B)+P(E)
      • S(c);SBLOCK::S(H)
      • P(e);N_GUARD,S_CUTB(a)::S(H)
      • P(e);SBLOCK::B(B)+P(E)
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