MESON Chess Problem Database

Problem Display
PID: 69702 (4b3/2P4Q/N4K2/1n1k4/n1p5/2p5/2N5/8 w - - 0 1)

Berkovec, Jan

Tyden rozhlasu, 1942

4b3/2P4Q/N4K2/1n1k4/n1p5/2p5/2N5/8

#2

5 + 6

5584 Galerie Ceskoslovenskych Skladatelu 01 2001

SOLUTION

  • SOUND
  • Tries
    • 1.Scb4+?
      • 1...Kd6
        • 2.Qe7#
        • 2.c8S#
      • 1...Kd4!
    • 1.Sab4+?
      • 1...Kd6
        • 2.Qe7#
      • 1...Kc5!
    • 1.Qe4+?
      • 1...Kd6
        • 2.Qe6#
      • 1...Kxe4!
    • 1.Qf5+?
      • 1...Kd6
        • 2.Qe6#
      • 1...Kc6!
  • Keys
    • 1.c8S!
      • threat
        • 2.Qh1#
      • 1...Kc6
        • 2.Scb4#
      • 1...Bg6
        • 2.Qb7#
      • 1...Sd6
        • 2.Se7#
      • 1...Bh5
        • 2.Qb7#
      • 1...Sc5
        • 2.Sab4#
      • 1...Sd4
        • 2.Scb4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(A);CHECK
      • Refutation
        • K(e);P-FLIGHT
    • Try
      • S(B);CHECK
      • Vars
        • K(e);P-FLIGHT::QAB1(E)
      • Refutation
        • K(e);P-FLIGHT
    • Try
      • Q(E);CHECK
      • Vars
        • K(e);P-FLIGHT::QAR1(E)
      • Refutation
        • K(e);S_FLIGHT,XQ(E)
    • Try
      • Q(E);CHECK
      • Vars
        • K(e);P-FLIGHT::QAR1(E)
      • Refutation
        • K(e);S_FLIGHT
  • Actual
    • P(D);
    • Threat
      • QAB(E)
    • Vars
      • K(e);S_FLIGHT::S(A)
      • B(f);N_GUARD::QAB(E)
      • S(d);SBLOCK::S(D)
      • S(b);SBLOCK::S(B)
      • S(d);SBLOCK::S(A)
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