MESON Chess Problem Database

Problem Display
PID: 18659 (8/8/8/3K2B1/4pN2/8/3k2P1/1Q6 w - - 0 1)

Delaliau, Emmanuel

2nd Comm., L'Echiquier de France, 1957

8/8/8/3K2B1/4pN2/8/3k2P1/1Q6

#2

5 + 2

3976 FIDE Album (1956-1958) 1961
3295 Einfuhrung in die Welt des Schachproblem 1984
2838 Fun with Chess Miniatures 1996

SOLUTION

  • SOUND
  • Sets
    • 1...Kc3
      • 2.Se2#
    • 1...Ke3
      • 2.Qe1#
  • Tries
    • 1.Kc4?
      • 1...Ke3
        • 2.Qe1#
      • 1...e3!
    • 1.Kc5?
      • 1...Kc3
        • 2.Se2#
        • 2.Sd5#
      • 1...Ke3
        • 2.Qe1#
      • 1...e3!
    • 1.Bh6?
      • 1...Kc3
        • 2.Se2#
      • 1...Ke3
        • 2.Qe1#
      • 1...e3!
    • 1.Be7?
      • 1...Kc3
        • 2.Bb4#
      • 1...e3
        • 2.Bb4#
      • 1...Ke3!
    • 1.Bd8?
      • 1...Kc3
        • 2.Ba5#
      • 1...e3
        • 2.Ba5#
      • 1...Ke3!
    • 1.Qc2+?
      • 1...Ke1
        • 2.Qe2#
      • 1...Ke3
        • 2.Sd3#
        • 2.Sh3#
        • 2.Sh5#
        • 2.Se6#
        • 2.Sg6#
        • 2.Qe2#
      • 1...Kxc2!
    • 1.Qb2+?
      • 1...Ke1
        • 2.Qe2#
      • 1...Ke3
        • 2.Qd4#
        • 2.Qe2#
      • 1...Kd1!
  • Keys
    • 1.Bh4!
      • 1...Kc3
        • 2.Be1#
      • 1...Ke3
        • 2.Qc1#
      • 1...e3
        • 2.Be1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 2
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::S(C)
    • K(a);S_FLIGHT::QAR2(A)
  • Tries
    • Try
      • K(D);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR2(A)
      • Refutation
        • P(b);
    • Try
      • K(D);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR2(A)
      • Refutation
        • P(b);
    • Try
      • B(E);
      • Vars
        • K(a);S_FLIGHT::S(C)
        • K(a);S_FLIGHT::QAR2(A)
      • Refutation
        • P(b);
    • Try
      • B(E);
      • Vars
        • K(a);S_FLIGHT::B(E)
        • P(b);SBLOCK::B(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(E);
      • Vars
        • K(a);S_FLIGHT::B(E)
        • P(b);SBLOCK::B(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT,XQ(A)
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • B(E);
    • Vars
      • K(a);S_FLIGHT::B(E)
      • K(a);S_FLIGHT::QAB(A)
      • P(b);SBLOCK::B(E)
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