MESON Chess Problem Database

Problem Display
PID: 246712 (6B1/8/6R1/2p5/6P1/8/RBk1K3/8 w - - 0 1)

Shanshin, Valery Yurevich

Moscow Ty., 2014

6B1/8/6R1/2p5/6P1/8/RBk1K3/8

#2

6 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Ba3+?
      • 1...Kb1
        • 2.Rb6#
      • 1...Kc3!
    • 1.Bh7?
      • threat
        • 2.Rb6#
      • 1...Kb1
        • 2.Rga6#
      • 1...Kb3!
    • 1.Rga6?
      • 1...Kb1
        • 2.Bh7#
      • 1...c4!
  • Keys
    • 1.Rb6!
      • threat
        • 2.Bh7#
      • 1...Kb1
        • 2.Ba3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);CHECK
      • Vars
        • K(a);S_FLIGHT::R(E)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • B(F);
      • Threat
        • B(F)+R(E)
      • Vars
        • K(a);S_FLIGHT::B(F)+R(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(E);
      • Vars
        • K(a);S_FLIGHT::B(F)
      • Refutation
        • P(b);
  • Actual
    • R(E);
    • Threat
      • B(F)
    • Vars
      • K(a);S_FLIGHT::R(E)+B(B)
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