MESON Chess Problem Database

Problem Display
PID: 241362 (8/8/4P3/1P1k1q1R/1B2p3/2P3N1/P1Q1PP2/1K4bb w - - 0 1)

Gavrilov, Constantin Grigorievich

Revista Romana de Sah, 1939

8/8/4P3/1P1k1q1R/1B2p3/2P3N1/P1Q1PP2/1K4bb

#2

11 + 5

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Qe5
      • 2.Qb3#
  • Tries
    • 1.Rxf5+?
      • 1...Kc4
        • 2.Rc5#
        • 2.Qb3#
      • 1...Kxe6!
  • Keys
    • 1.Qb3+!
      • 1...Ke5
        • 2.Rxf5#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • Q(e);::QAB(C)
  • Tries
    • Try
      • R(J);CHECK,XQ(e)
      • Refutation
        • K(d);S_FLIGHT,XP(K)
  • Actual
    • Q(C);CHECK
    • Vars
      • K(d);P-FLIGHT::R1(J),XQ(e)
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