MESON Chess Problem Database

Problem Display
PID: 186333 (8/8/8/8/3Q4/8/p1PR4/r1k3K1 w - - 0 1)

Visbeen, Frank

Probleemblad, 1984

8/8/8/8/3Q4/8/p1PR4/r1k3K1

#2

4 + 3

15601 Albrecht-Leiss-Degener Collection 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Qc3?
      • 1...Kb1
        • 2.Rd1#
      • 1...Rb1!
  • Keys
    • 1.c4!
      • threat
        • 2.Qb2#
      • 1...Kb1
        • 2.Qb2#
      • 1...Rb1
        • 2.Qc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);
      • Vars
        • K(b);P-FLIGHT::R(C)
      • Refutation
        • R(a);
  • Actual
    • P(B);
    • Threat
      • QAB1(D)
    • Vars
      • K(b);P-FLIGHT::QAR1(D)
      • R(a);SBLOCK::QAR2(D)
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