MESON Chess Problem Database

Problem Display
PID: 35222 (b1K1R3/1n6/3k4/1R1NN3/8/8/5p2/8 w - - 0 1)

Shanahan, Ian

4th HM., The Problemist, 1993

b1K1R3/1n6/3k4/1R1NN3/8/8/5p2/8

#2

5 + 4

3681 FIDE Album (1992-1994) 2001

SOLUTION

  • SOUND
  • Tries
    • 1.Se3?
      • threat
        • 2.S3c4#
        • 2.Sf5#
        • 2.Rd5#
      • 1...f1Q
        • 2.Rd5#
      • 1...f1B
        • 2.Sf5#
        • 2.Rd5#
      • 1...f1R
        • 2.S3c4#
        • 2.Rd5#
      • 1...Sa5
        • 2.Sf5#
      • 1...Sd8
        • 2.S3c4#
        • 2.Sf5#
      • 1...Sc5!
  • Keys
    • 1.Sb4!
      • threat
        • 2.Sc4#
        • 2.Sf7#
        • 2.Rd5#
      • 1...f1Q
        • 2.Rd5#
      • 1...f1B
        • 2.Sf7#
        • 2.Rd5#
      • 1...f1R
        • 2.Sc4#
        • 2.Rd5#
      • 1...Sc5
        • 2.Sc4#
        • 2.Sf7#
      • 1...Sa5
        • 2.Sf7#
      • 1...Sd8
        • 2.Sc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);
      • Threat
        • DUALS(3)
      • Vars
        • P(a);::R1(A)
        • S(c);::S(B)
      • Refutation
        • S(c);
  • Actual
    • S(B);
    • Threat
      • DUALS(3)
    • Vars
      • P(a);::R1(A)
      • S(c);::S(C)
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