MESON Chess Problem Database

Problem Display
PID: 258797 (k7/8/1K6/7N/8/7R/p1n2p2/8 w - - 0 1)

Lipton, Michael

Sp. HM., Day of Chess, 2016

k7/8/1K6/7N/8/7R/p1n2p2/8

#2

3 + 4

6490 yacpdb 2022

SOLUTION

  • SOUND
  • Tries
    • 1.Rd3?
      • threat
        • 2.Rd8#
      • 1...Kb8
        • 2.Rd8#
      • 1...Sd4!
    • 1.Re3?
      • threat
        • 2.Re8#
      • 1...Kb8
        • 2.Re8#
      • 1...Sxe3!
  • Keys
    • 1.Sf6!
      • threat
        • 2.Rh8#
      • 1...Kb8
        • 2.Rh8#

FEATURES

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