MESON Chess Problem Database

Problem Display
PID: 224452 (Q7/4K3/4B3/2p1k3/4p3/8/8/4B3 w - - 0 1)

Heintz, George

York Daily (York, Pennsylvania), 1887

Q7/4K3/4B3/2p1k3/4p3/8/8/4B3

#2

4 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Bd2?
      • threat
        • 2.Qd5#
        • 2.Qa1#
        • 2.Qh8#
      • 1...Kd4
        • 2.Qd5#
      • 1...c4
        • 2.Qd5#
        • 2.Qh8#
      • 1...e3!
  • Keys
    • 1.Qa3!
      • 1...Kd4
        • 2.Qc3#
      • 1...Kf4
        • 2.Qg3#
      • 1...e3
        • 2.Qxe3#
      • 1...c4
        • 2.Qd6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(A);
      • Threat
        • DUALS(3)
      • Vars
        • K(c);S_FLIGHT::QAR1(D)
      • Refutation
        • P(a);
  • Actual
    • Q(D);
    • Vars
      • K(c);S_FLIGHT::QAB1(D)
      • P(a);OGATEB::QAR2(D),XP(a)
      • P(b);OGATE::QAB1(D)
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