MESON Chess Problem Database

Problem Display
PID: 108964 (BK6/5p2/1p1kpB2/2N5/P1p4p/6pQ/8/8 w - - 0 1)

Mlika, Josef

Zpravodaj Kotva, 1967

BK6/5p2/1p1kpB2/2N5/P1p4p/6pQ/8/8

#2

6 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...e5
      • 2.Se4#
  • Tries
    • 1.Qxe6+?
      • 1...Kxc5
        • 2.Qe7#
      • 1...fxe6!
    • 1.Qxg3+?
      • 1...Kxc5
        • 2.Qa3#
      • 1...e5
        • 2.Qxe5#
      • 1...hxg3!
    • 1.Qxh4?
      • threat
        • 2.Qd4#
      • 1...Kxc5
        • 2.Be7#
      • 1...e5
        • 2.Be7#
      • 1...bxc5!
  • Keys
    • 1.Qg4!
      • threat
        • 2.Qd4#
      • 1...Kxc5
        • 2.Be7#
      • 1...bxc5
        • 2.Qd1#
      • 1...e5
        • 2.Se4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • P(f);::S(C)
  • Tries
    • Try
      • Q(A);CHECK,XP(f)
      • Vars
        • K(e);S_FLIGHT,XS(C)::QAB(A)
      • Refutation
        • P(g);XQ(A)
    • Try
      • Q(A);CHECK,XP(a)
      • Vars
        • K(e);OGATEB,S_FLIGHT,XS(C)::QAB(A)
        • P(f);P_SPINP(f)::QAB1(A),XP(f)
      • Refutation
        • P(c);XQ(A)
    • Try
      • Q(A);XP(c)
      • Threat
        • QAR2(A)
      • Vars
        • K(e);S_FLIGHT,XS(C)::B(D)
        • P(f);SBLOCK::B(D)
      • Refutation
        • P(d);XS(C)
  • Actual
    • Q(A);
    • Threat
      • QAR2(A)
    • Vars
      • K(e);S_FLIGHT,XS(C)::B(D)
      • P(d);SBLOCK,XS(C)::QAR(A)
      • P(f);::S(C)
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Developed and maintained by Brian Stephenson.
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