MESON Chess Problem Database

Problem Display
PID: 115679 (K7/8/3bpp2/1Q6/3Pk3/4P3/2R5/2B3Nb w - - 0 1)

Drese, Gerardus Hendrikus

BCF 001. Ty., 1929-1930

K7/8/3bpp2/1Q6/3Pk3/4P3/2R5/2B3Nb

#2

7 + 5

56 The Problemist 1930
6490 yacpdb 2009
5454 Near Snap 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Qc6+?
      • 1...Kd3
        • 2.Rc3#
      • 1...Kf5!
  • Keys
    • 1.Qb1!
      • threat
        • 2.Rc5#
      • 1...Kd3+
        • 2.Rc6#
      • 1...Kf5+
        • 2.Rg2#
      • 1...Kd5
        • 2.Qb7#
      • 1...Bc5
        • 2.Rxc5#

This anticipates 248105(1946)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(F);CHECK
      • Vars
        • K(b);P_PINQ(F),S_FLIGHT::R1(C)
      • Refutation
        • K(b);P_PINQ(F),S_FLIGHT
  • Actual
    • Q(F);
    • Threat
      • QAB(F)+R(C)
    • Vars
      • K(b);CHECK,S_FLIGHT::QAB(F)+R(C)
      • K(b);S_FLIGHT::QAB(F)
      • B(c);::QAB(F)+R(C),XB(c)
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