MESON Chess Problem Database

Problem Display
PID: 195289 (6B1/5R2/8/2pN4/2p5/4P3/P1K5/k7 w - - 0 1)

Burbach, Johannes Jacob

Probleemblad, 1979

6B1/5R2/8/2pN4/2p5/4P3/P1K5/k7

#2

6 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...Kxa2
      • 2.Ra7#
  • Tries
    • 1.Sf4?
      • 1...Kxa2
        • 2.Ra7#
      • 1...c3!
    • 1.Sf6?
      • 1...Kxa2
        • 2.Ra7#
      • 1...c3!
    • 1.Sc7?
      • 1...c3
        • 2.Rf1#
      • 1...Kxa2!
    • 1.Se7?
      • 1...c3
        • 2.Rf1#
      • 1...Kxa2!
    • 1.Bh7?
      • 1...Kxa2
        • 2.Ra7#
      • 1...c3!
    • 1.Rf6?
      • 1...Kxa2
        • 2.Ra6#
      • 1...c3!
    • 1.Rb7?
      • 1...Kxa2
        • 2.Ra7#
      • 1...c3!
    • 1.Rc7?
      • 1...Kxa2
        • 2.Ra7#
      • 1...c3!
    • 1.Rd7?
      • 1...Kxa2
        • 2.Ra7#
      • 1...c3!
    • 1.Re7?
      • 1...Kxa2
        • 2.Ra7#
      • 1...c3!
    • 1.Rg7?
      • 1...Kxa2
        • 2.Ra7#
      • 1...c3!
    • 1.Rh7?
      • 1...Kxa2
        • 2.Ra7#
      • 1...c3!
    • 1.Rf8?
      • 1...Kxa2
        • 2.Ra8#
      • 1...c3!
    • 1.e4?
      • 1...Kxa2
        • 2.Ra7#
      • 1...c3!
  • Keys
    • 1.Sb6!
      • 1...Kxa2
        • 2.Ra7#
      • 1...c3
        • 2.Rf1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);OGATEB,P-FLIGHT,XP(A)::R(E)
  • Tries
    • Try
      • S(D);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(A)::R(E)
      • Refutation
        • P(b);
    • Try
      • S(D);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(A)::R(E)
      • Refutation
        • P(b);
    • Try
      • S(D);
      • Vars
        • P(b);::R(E)
      • Refutation
        • K(a);P-FLIGHT,XP(A)
    • Try
      • S(D);
      • Vars
        • P(b);::R(E)
      • Refutation
        • K(a);P-FLIGHT,XP(A)
    • Try
      • B(F);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(A)::R(E)
      • Refutation
        • P(b);
    • Try
      • R(E);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(A)::R(E)
      • Refutation
        • P(b);
    • Try
      • R(E);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(A)::R(E)
      • Refutation
        • P(b);
    • Try
      • R(E);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(A)::R(E)
      • Refutation
        • P(b);
    • Try
      • R(E);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(A)::R(E)
      • Refutation
        • P(b);
    • Try
      • R(E);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(A)::R(E)
      • Refutation
        • P(b);
    • Try
      • R(E);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(A)::R(E)
      • Refutation
        • P(b);
    • Try
      • R(E);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(A)::R(E)
      • Refutation
        • P(b);
    • Try
      • R(E);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(A)::R(E)
      • Refutation
        • P(b);
    • Try
      • P(C);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(A)::R(E)
      • Refutation
        • P(b);
  • Actual
    • S(D);
    • Vars
      • K(a);OGATEB,P-FLIGHT,XP(A)::R(E)
      • P(b);::R(E)
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