MESON Chess Problem Database

Problem Display
PID: 157944 (7R/3kp3/R2P4/3P4/4K3/8/8/8 w - - 0 1)

Antipov, Viacheslav Pavlovich

Magadanskaya Pravda, 1986

7R/3kp3/R2P4/3P4/4K3/8/8/8

#2

5 + 2

15148 Sadier Collection 2016

SOLUTION

  • SOUND
  • Sets
    • 1...exd6
      • 2.Ra7#
  • Tries
    • 1.Raa8?
      • threat
        • 2.Rad8#
        • 2.Rhd8#
      • 1...exd6
        • 2.Ra7#
        • 2.Rh7#
      • 1...Kxd6!
  • Keys
    • 1.Kf5!
      • 1...e6+
        • 2.dxe6#
      • 1...exd6
        • 2.Ra7#
      • 1...e5
        • 2.dxe5 ep#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • P(b);SBLOCK,XP(D)::R(C)
  • Tries
    • Try
      • R(C);
      • Threat
        • DUALS(2)
      • Refutation
        • K(a);P-FLIGHT,XP(D)
  • Actual
    • K(A);S_FLIGHT
    • Vars
      • P(b);CHECK,OGATE::P(B),XP(b)
      • P(b);SBLOCK,XP(D)::R(C)
      • P(b);OGATE::P(B),XP(b),EP
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