MESON Chess Problem Database

Problem Display
PID: 213229 (8/8/7B/2Q5/8/4b3/3P1R2/3k1K2 w - - 0 1)

Zalokotsky, Roman Fedorovich (aka Fedorovich, Roman)

Land og Folk, 1973

8/8/7B/2Q5/8/4b3/3P1R2/3k1K2

#2

5 + 2

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bxd2
      • 2.Rxd2#
  • Tries
    • 1.d3?
      • threat
        • 2.Qc2#
      • 1...Bxf2
        • 2.Qc1#
      • 1...Bd2
        • 2.Rxd2#
      • 1...Bxc5!
  • Keys
    • 1.d4!
      • threat
        • 2.Qc2#
      • 1...Bxf2
        • 2.Qc1#
      • 1...Bd2
        • 2.Rxd2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • B(b);OGATE,XP(B)::R1(C),XB(b)
  • Tries
    • Try
      • P(B);
      • Threat
        • QAB1(D)
      • Vars
        • B(b);N_GUARD,XR(C)::QAR1(D)
        • B(b);N_GUARD::R1(C),XB(b)
      • Refutation
        • B(b);XQ(D)
  • Actual
    • P(B);
    • Threat
      • QAB1(D)
    • Vars
      • B(b);N_GUARD,XR(C)::QAR1(D)
      • B(b);N_GUARD::R1(C),XB(b)
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