MESON Chess Problem Database

Problem Display
PID: 180943 (4B3/1p5p/3prp2/4k3/1p6/3RBR1P/3NN3/4K2n w - - 0 1)

Shire, David J

Problem Observer, 2013

4B3/1p5p/3prp2/4k3/1p6/3RBR1P/3NN3/4K2n

#2

8 + 8

SOLUTION

  • SOUND
  • Tries
    • 1.Sd4?
      • threat
        • 2.Rf5#
      • 1...Kd5
        • 2.Sc6#
      • 1...f5
        • 2.Rxf5#
      • 1...d5
        • 2.Bf4#
      • 1...Sg3!
  • Keys
    • 1.Sf4!
      • threat
        • 2.Rd5#
      • 1...Kf5
        • 2.Sg6#
      • 1...d5
        • 2.Rxd5#
      • 1...f5
        • 2.Bd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);
      • Threat
        • R1(F)
      • Vars
        • K(c);P-FLIGHT,P_PINB(E)::R(D)+S(C)
        • P(f);::R1(F),XP(f)
        • P(d);SBLOCK::B(E)
      • Refutation
        • S(a);
  • Actual
    • S(C);
    • Threat
      • R1(D)
    • Vars
      • K(c);P-FLIGHT,P_PINB(E)::R(F)+S(C)
      • P(d);::R1(D),XP(d)
      • P(f);SBLOCK::B(E)
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