MESON Chess Problem Database

Problem Display
PID: 151346 (6B1/8/4pp2/3PkN2/7K/4P3/3P4/1Q6 w - - 0 1)

Taverner, Thomas

Pen & Pencil, 1888

(First published on Sat Feb 11 1888)

6B1/8/4pp2/3PkN2/7K/4P3/3P4/1Q6

#2

7 + 3

15239 Valois Notebooks 2014

SOLUTION

  • SOUND
  • Sets
    • 1...exd5
      • 2.d4#
  • Tries
    • 1.Qd3?
      • 1...exd5
        • 2.Qxd5#
      • 1...exf5!
  • Keys
    • 1.d3!
      • 1...Kxd5
        • 2.Qb5#
      • 1...Kxf5
        • 2.d4#
      • 1...exd5
        • 2.d4#
      • 1...exf5
        • 2.Qb8#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • P(b);XP(E)::P(B)
  • Tries
    • Try
      • Q(A);
      • Vars
        • P(b);OGATE,XP(E)::QAR1(A),XP(b)
      • Refutation
        • P(b);XS(F)
  • Actual
    • P(B);
    • Vars
      • K(a);OGATEB,P-FLIGHT,P_SPINP(b),XP(E)::QAR2(A)
      • K(a);P-FLIGHT,XS(F)::QAB(A)+P(B)
      • P(b);XP(E)::P(B)
      • P(b);SBLOCK,XS(F)::QAB(A)
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