MESON Chess Problem Database

Problem Display
PID: 164488 (8/8/8/6p1/4p2k/4B3/4QK2/8 w - - 0 1)

Andreev, Aleksandr Grigorevich

Kuban segodniya, 1996

8/8/8/6p1/4p2k/4B3/4QK2/8

#2

3 + 3

15148 Sadier Collection 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Kh3
      • 2.Qh5#
  • Tries
    • 1.Bxg5+?
      • 1...Kh3
        • 2.Qh5#
      • 1...Kxg5!
    • 1.Qf3?
      • 1...g4
        • 2.Qh1#
      • 1...exf3!
  • Keys
    • 1.Qd1!
      • 1...Kh3
        • 2.Qh5#
      • 1...g4
        • 2.Qh1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(b);P-FLIGHT::QAR2(A)
  • Tries
    • Try
      • B(C);CHECK,XP(c)
      • Vars
        • K(b);P-FLIGHT::QAR2(A)
      • Refutation
        • K(b);S_FLIGHT,XB(C)
    • Try
      • Q(A);
      • Vars
        • P(c);SBLOCK::QAR(A)
      • Refutation
        • P(a);XQ(A)
  • Actual
    • Q(A);
    • Vars
      • K(b);P-FLIGHT::QAR2(A)
      • P(c);SBLOCK::QAR(A)
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