MESON Chess Problem Database

Problem Display
PID: 12444 (4N3/K7/2p1p3/3k4/8/3P4/8/6Q1 w - - 0 1)

di Vincenzi, Renato

Unpublished, 1979

4N3/K7/2p1p3/3k4/8/3P4/8/6Q1

#2

4 + 3

5454 Near Snap 2016

SOLUTION

  • SOUND
  • Tries
    • 1.Qe3?
      • 1...c5
        • 2.Qe4#
      • 1...e5!
  • Keys
    • 1.Qg4!
      • 1...Kc5
        • 2.Qc4#
      • 1...Ke5
        • 2.Qe4#
      • 1...e5
        • 2.Qc4#
      • 1...c5
        • 2.Qe4#

This anticipates 157005(2015)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);
      • Vars
        • P(b);SBLOCK::QAB1(A)
      • Refutation
        • P(c);
  • Actual
    • Q(A);
    • Vars
      • K(a);P-FLIGHT::QAR1(A)
      • P(c);SBLOCK::QAB1(A)
      • P(b);SBLOCK::QAB1(A)
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