MESON Chess Problem Database

Problem Display
PID: 15205 (7k/5K2/6p1/6Pb/8/7B/7R/8 w - - 0 1)

Matthaus, Hans Georg

Deutsche Schachzeitung, 1981

7k/5K2/6p1/6Pb/8/7B/7R/8

#2

4 + 3

3295 Einfuhrung in die Welt des Schachproblem 1984

SOLUTION

  • SOUND
  • Sets
    • 1...Bd1
      • 2.Bg4#
    • 1...Be2
      • 2.Bg4#
    • 1...Bf3
      • 2.Bg4#
    • 1...Bg4
      • 2.Bxg4#
  • Tries
    • 1.Kf8?
      • 1...Bd1
        • 2.Bg4#
      • 1...Be2
        • 2.Bg4#
      • 1...Bf3
        • 2.Bg4#
      • 1...Bg4
        • 2.Bxg4#
      • 1...Kh7!
  • Keys
    • 1.Bf5!
      • 1...gxf5+
        • 2.Rxh5#
      • 1...Kh7
        • 2.Rxh5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 4
  • Sets
    • B(a);OGATEB::R(A)+B(B)
    • B(a);OGATEB::R(A)+B(B),XB(a)
  • Tries
    • Try
      • K(D);P-FLIGHT
      • Vars
        • B(a);OGATEB::R(A)+B(B)
        • B(a);OGATEB::R(A)+B(B),XB(a)
      • Refutation
        • K(c);P-FLIGHT
  • Actual
    • B(B);P_PINB(a)
    • Vars
      • P(b);CHECK,N_GUARD,XB(B)::R(A),XB(a)
      • K(c);P-FLIGHT,P_SPINP(b)::R(A),XB(a)
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