MESON Chess Problem Database

Problem Display
PID: 121508 (2NK4/8/n7/1pPk4/1rR5/8/8/2Q5 w - - 0 1)

Kadourek, Eduard

Ruch, 1948

2NK4/8/n7/1pPk4/1rR5/8/8/2Q5

#2

5 + 4

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kc6
      • 2.Qh1#
  • Keys
    • 1.Qe3!
      • threat
        • 2.Qe4#
      • 1...Kxc4
        • 2.Sb6#
      • 1...Kc6
        • 2.Qf3#
        • 2.Qe4#
      • 1...Rxc4
        • 2.Se7#
      • 1...Sxc5
        • 2.Rxc5#
      • 1...bxc4
        • 2.Se7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • K(c);S_FLIGHT::QAB(A)
  • Actual
    • Q(A);
    • Threat
      • QAB1(A)
    • Vars
      • K(c);S_FLIGHT,XR(B)::S(D)
      • R(a);SBLOCK,XR(B)::S(D)
      • S(d);OGATE,XP(C)::R1(B),XS(d)
      • P(b);SBLOCK,XR(B)::S(D)
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