MESON Chess Problem Database

Problem Display
PID: 161525 (5Q2/5K2/5p1R/6k1/8/8/8/8 w - - 0 1)

Andreev, Aleksandr Grigorevich

Bankovskaya gazeta, 1996

5Q2/5K2/5p1R/6k1/8/8/8/8

#2

3 + 2

5454 Near Snap 2017
15148 Sadier Collection 2017

SOLUTION

  • SOUND
  • Tries
    • 1.Rh4?
      • 1...Kf5
        • 2.Qc5#
      • 1...f5
        • 2.Qh6#
        • 2.Qe7#
        • 2.Qd8#
      • 1...Kxh4!
  • Keys
    • 1.Qb4!
      • 1...Kf5
        • 2.Rh5#
      • 1...Kxh6
        • 2.Qh4#
      • 1...f5
        • 2.Qh4#

Anticipated by 151463(1906)

This anticipates 172275(1996)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(A);
      • Vars
        • K(a);P-FLIGHT::QAR(C)
      • Refutation
        • K(a);S_FLIGHT,XR(A)
  • Actual
    • Q(C);
    • Vars
      • K(a);P-FLIGHT::R(A)
      • K(a);S_FLIGHT,XR(A)::QAR2(C)
      • P(b);SBLOCK::QAB1(C)
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