MESON Chess Problem Database

Problem Display
PID: 205004 (8/8/8/8/1Q6/3kp2B/8/2K1B3 w - - 0 1)

Abdullayev, Suleyman

ChessStar, 2017

8/8/8/8/1Q6/3kp2B/8/2K1B3

#2

4 + 2

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Bc3?
      • 1...e2
        • 2.Qd4#
      • 1...Ke2!
    • 1.Bg2?
      • 1...e2
        • 2.Qc3#
        • 2.Qe4#
      • 1...Ke2!
    • 1.Qa4?
      • 1...Ke2
        • 2.Qd1#
      • 1...e2!
    • 1.Qd4+?
      • 1...Ke2
        • 2.Qd1#
      • 1...Kxd4!
  • Keys
    • 1.Qf4!
      • 1...Ke2
        • 2.Qf1#
      • 1...e2
        • 2.Bf5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);
      • Vars
        • P(b);SBLOCK::QAR1(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(D);
      • Vars
        • K(a);S_FLIGHT::QAB1(D)
      • Refutation
        • P(b);
    • Try
      • Q(D);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT::QAB1(D)
      • Refutation
        • K(a);P-FLIGHT,XQ(D)
  • Actual
    • Q(D);
    • Vars
      • K(a);S_FLIGHT::QAB1(D)
      • P(b);SBLOCK::B(C)
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