MESON Chess Problem Database

Problem Display
PID: 187809 (8/4p3/4k1K1/1nPNN1p1/8/2B5/7n/2Q5 w - - 0 1)

Weisz, Dezso

Pesti Naplo, 1909

8/4p3/4k1K1/1nPNN1p1/8/2B5/7n/2Q5

#2

6 + 5

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Sa3
      • 2.Sc7#
    • 1...Sd6
      • 2.Sc7#
    • 1...Sa7
      • 2.Sc7#
    • 1...Sc7
      • 2.Sxc7#
    • 1...g4
      • 2.Sf4#
  • Keys
    • 1.Qf4!
      • threat
        • 2.Qf7#
      • 1...Kxd5
        • 2.Qc4#
      • 1...Sxc3
        • 2.Sc7#
      • 1...gxf4
        • 2.Sxf4#
      • 1...Sd4
        • 2.Sc7#
      • 1...Sd6
        • 2.Sc7#

There are these versions: 187804

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 4
  • Sets
    • S(b);N_GUARD::S(D)
    • S(b);N_GUARD::S(D),XS(b)
    • P(c);N_GUARD::S(D)
  • Actual
    • Q(A);
    • Threat
      • QAB1(A)
    • Vars
      • K(d);OGATEB,S_FLIGHT,XS(D)::QAB1(A)
      • S(b);N_GUARD,XB(B)::S(D)
      • P(c);XQ(A)::S(D),XP(c)
      • S(b);N_GUARD::S(D)
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