MESON Chess Problem Database

Problem Display
PID: 175478 (8/8/8/4B3/4p3/8/8/K2NkN1Q w - - 0 1)

Wertheimer, Bela

Pesti Naplo, 1899

8/8/8/4B3/4p3/8/8/K2NkN1Q

#2

5 + 2

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Qg2?
      • 1...Kxd1
        • 2.Qd2#
      • 1...e3!
    • 1.Qh2?
      • 1...Kxd1
        • 2.Qd2#
      • 1...Kxf1
        • 2.Qf2#
      • 1...e3!
  • Keys
    • 1.Sc3!
      • threat
        • 2.Bg3#
      • 1...Kf2
        • 2.Bg3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);
      • Vars
        • K(a);P-FLIGHT,XS(B)::QAR1(D)
      • Refutation
        • P(b);
    • Try
      • Q(D);
      • Vars
        • K(a);P-FLIGHT,XS(B)::QAR1(D)
        • K(a);P-FLIGHT,XS(C)::QAR1(D)
      • Refutation
        • P(b);
  • Actual
    • S(B);
    • Threat
      • B(E)
    • Vars
      • K(a);S_FLIGHT::B(E)
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