MESON Chess Problem Database

Problem Display
PID: 48048 (8/4P3/8/3k4/6Q1/B7/1R6/4K3 w - - 0 1)

Machler, Emil

3rd HM., Rizzetti MT, 1985

8/4P3/8/3k4/6Q1/B7/1R6/4K3

#2

5 + 1

4883 Still More Fun with Chess Miniatures 2002
145 StrateGems 2012

SOLUTION

  • SOUND
  • Tries
    • 1.Rd2+?
      • 1...Ke5
        • 2.Bb2#
      • 1...Kc6!
    • 1.Rb7?
      • 1...Kc6
        • 2.Qf3#
        • 2.Qd7#
        • 2.Qg2#
        • 2.Qe4#
      • 1...Ke5!
    • 1.Qf4?
      • 1...Kc6
        • 2.Qd6#
      • 1...Ke6!
  • Keys
    • 1.e8S!
      • 1...Ke5
        • 2.Rb5#
      • 1...Kc6
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(B);CHECK
      • Vars
        • K(a);P-FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(B);
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(D);
      • Vars
        • K(a);S_FLIGHT::QAR1(D)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • P(E);
    • Vars
      • K(a);P-FLIGHT::R(B)
      • K(a);S_FLIGHT::QAR2(D)
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