MESON Chess Problem Database

Problem Display
PID: 274057 (6RB/7P/4N1Pp/4KpPk/4BRbP/5p1p/3PNQ2/8 w - f5 0 1)

Keym, Werner

Paslack, Rainer

Reddmann, Hauke

Die Schwalbe, 2023

6RB/7P/4N1Pp/4KpPk/4BRbP/5p1p/3PNQ2/8

#2

13 + 6

SOLUTION

  • SOUND
  • Tries
    • 1.Bxf5?
      • threat
        • 2.Sg7#
        • 2.Bxg4#
      • 1...Bxf5
        • 2.Sg3#
      • 1...hxg5!
    • 1.Rxf3?
      • threat
        • 2.S2f4#
        • 2.S6f4#
      • 1...Bxf3
        • 2.Bxf3#
      • 1...f4
        • 2.S2xf4#
        • 2.S6xf4#
        • 2.Sg7#
      • 1...hxg5!
  • Keys
    • 1.gxf5 ep!
      • threat
        • 2.Sg7#
      • 1...Bxe6
        • 2.Sg3#
      • 1...Bf5
        • 2.Sg3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(D);XP(d)
      • Threat
        • DUALS(2)
      • Vars
        • B(c);XB(D)::S(B)
      • Refutation
        • P(f);XP(H)
    • Try
      • R(E);XP(a)
      • Threat
        • DUALS(2)
      • Vars
        • B(c);OGATE,XR(E)::B(D),XB(c)
      • Refutation
        • P(f);XP(H)
  • Actual
    • P(H);EP,XP(d)
    • Threat
      • S(I)
    • Vars
      • B(c);XS(I)::S(B)
      • B(c);::S(B)
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