MESON Chess Problem Database

Problem Display
PID: 61337 (6Br/7p/5P1k/4PKpP/5p2/7n/5PQ1/6N1 w - g5 0 1)

Howard, KN

Busmen's Chess Review, 0000

6Br/7p/5P1k/4PKpP/5p2/7n/5PQ1/6N1

#2

8 + 6

268 Chess Life 1960

SOLUTION

  • SOUND
  • Sets
    • 1...Kxh5
      • 2.Qxh3#
    • 1...Sxg1
      • 2.Qxg5#
    • 1...Sxf2
      • 2.Qxg5#
  • Keys
    • 1.hxg5 ep!
      • threat
        • 2.Qxh3#
      • 1...hxg6+
        • 2.Qxg6#
      • 1...Kh5
        • 2.Qxh3#
      • 1...Sxg1
        • 2.Qg5#
      • 1...Sxf2
        • 2.Qg5#
      • 1...Sg5
        • 2.Qxg5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(d);OGATEB,P-FLIGHT,XP(F)::QAR2(C),XS(a)
    • S(a);N_GUARD,XS(A)::QAB1(C),XP(c)
    • S(a);N_GUARD,XP(B)::QAB1(C),XP(c)
  • Actual
    • P(F);EP,XP(c)
    • Threat
      • QAR(C),XS(a)
    • Vars
      • P(e);CHECK,OGATE,XP(F)::QAR1(C),XP(e)
      • K(d);P-FLIGHT::QAR2(C),XS(a)
      • S(a);N_GUARD,XS(A)::QAB1(C)
      • S(a);N_GUARD,XP(B)::QAB1(C)
      • S(a);N_GUARD::QAB1(C),XS(a)
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