MESON Chess Problem Database

Problem Display
PID: 77822 (8/6p1/1R6/8/p7/8/2p2KR1/7k w - - 0 1)

Lincoln, Robert A

Comm., Azerbaijan CCC, 2007

8/6p1/1R6/8/p7/8/2p2KR1/7k

#2

3 + 4

145 StrateGems 2007

SOLUTION

  • SOUND
  • Sets
    • 1...g5
      • 2.Rh6#
  • Tries
    • 1.Rg5?
      • threat
        • 2.Rh5#
      • 1...Kh2
        • 2.Rh5#
      • 1...g6!
  • Keys
    • 1.Rg4!
      • threat
        • 2.Rh4#
      • 1...Kh2
        • 2.Rh4#
      • 1...g5
        • 2.Rh6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(d);N_GUARD::R(C)
  • Tries
    • Try
      • R(B);
      • Threat
        • R(B)
      • Vars
        • K(a);P-FLIGHT::R(B)
      • Refutation
        • P(d);
  • Actual
    • R(B);
    • Threat
      • R(B)
    • Vars
      • K(a);P-FLIGHT::R(B)
      • P(d);N_GUARD::R(C)
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