MESON Chess Problem Database

Problem Display
PID: 129764 (1Q6/3K2p1/6N1/3B1kpr/4b1N1/5pp1/8/8 w - - 0 1)

Svozilek, Dalibor

Straz lidu, 1950

1Q6/3K2p1/6N1/3B1kpr/4b1N1/5pp1/8/8

#2

5 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Se3+?
      • 1...Kf6
        • 2.Qd6#
        • 2.Qb6#
      • 1...Kxg6!
    • 1.Qf4+?
      • 1...Kxg6
        • 2.Bxe4#
        • 2.Qxe4#
      • 1...gxf4!
    • 1.Qe5+?
      • 1...Kxg6
        • 2.Qxe4#
      • 1...Kxg4!
    • 1.Qf8+?
      • 1...Kxg6
        • 2.Bxe4#
      • 1...Kxg4!
  • Keys
    • 1.Qb4!
      • threat
        • 2.Qxe4#
      • 1...Kxg4
        • 2.Be6#
      • 1...Kxg6
        • 2.Qxe4#
      • 1...Bxd5
        • 2.Se7#
      • 1...Bb1
        • 2.Se7#
      • 1...Bc2
        • 2.Se7#
      • 1...Bd3
        • 2.Se7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(A);CHECK
      • Refutation
        • K(d);S_FLIGHT,XS(C)
    • Try
      • Q(E);CHECK
      • Refutation
        • P(e);XQ(E)
    • Try
      • Q(E);CHECK
      • Vars
        • K(d);S_FLIGHT,XS(C)::QAB(E),XB(c)
      • Refutation
        • K(d);S_FLIGHT,XS(A)
    • Try
      • Q(E);CHECK
      • Vars
        • K(d);S_FLIGHT,XS(C)::B(B),XB(c)
      • Refutation
        • K(d);S_FLIGHT,XS(A)
  • Actual
    • Q(E);
    • Threat
      • QAB1(E),XB(c)
    • Vars
      • K(d);P_SPINB(c),S_FLIGHT,XS(A)::B(B)
      • K(d);S_FLIGHT,XS(C)::QAB(E),XB(c)
      • B(c);XB(B)::S(C)
      • B(c);::S(C)
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