MESON Chess Problem Database

Problem Display
PID: 7981 (6K1/5P2/8/6k1/7N/4R3/5B2/3B4 w - - 0 1)

Rice, John Michael

Chess Problems for Solving, 1995

6K1/5P2/8/6k1/7N/4R3/5B2/3B4

#2

6 + 1

5454 Near Snap 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Bg3?
      • 1...Kh6
        • 2.Bf4#
      • 1...Kf6!
    • 1.Re4?
      • 1...Kh6
        • 2.Be3#
      • 1...Kf6!
    • 1.Re5+?
      • 1...Kf4
        • 2.Sg6#
      • 1...Kh6
        • 2.Be3#
        • 2.Rh5#
        • 2.f8Q#
        • 2.f8B#
      • 1...Kf6!
    • 1.f8S?
      • 1...Kf4
        • 2.Se6#
      • 1...Kf6
        • 2.Sh7#
      • 1...Kh6!
  • Keys
    • 1.f8B!
      • 1...Kf4
        • 2.Bh6#
      • 1...Kf6
        • 2.Be7#

Anticipated by 2187(1855), 243086(1981)

This anticipates 110385(2000), 173960(2005)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);
      • Vars
        • K(a);S_FLIGHT::B(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(C);
      • Vars
        • K(a);S_FLIGHT::B(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(C);CHECK
      • Vars
        • K(a);S_FLIGHT::S(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • P(E);
      • Vars
        • K(a);S_FLIGHT::S(E)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • P(E);
    • Vars
      • K(a);S_FLIGHT::B(E)
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