MESON Chess Problem Database

Problem Display
PID: 183689 (8/2K5/8/kp6/N7/pQ1n4/8/8 w - - 0 1)

Oplyan, Ekaterina

Kudesnik, 2018

8/2K5/8/kp6/N7/pQ1n4/8/8

#2

3 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...bxa4
      • 2.Qb6#
  • Keys
    • 1.Sc3!
      • threat
        • 2.Qxa3#
        • 2.Qxb5#
      • 1...Ka6
        • 2.Qxa3#
      • 1...Sb2
        • 2.Qxb5#
      • 1...Sb4
        • 2.Qxa3#
      • 1...Sc5
        • 2.Qxb5#
      • 1...a2
        • 2.Qa3#
        • 2.Qxb5#
      • 1...b4
        • 2.Qa4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 1
  • Sets
    • P(d);OGATE,SBLOCK,XS(B)::QAB1(A)
  • Actual
    • S(B);
    • Threat
      • DUALS(2)
    • Vars
      • K(c);P-FLIGHT::QAR(A),XP(a)
      • S(b);::QAR1(A),XP(d)
      • S(b);::QAR2(A),XP(a)
      • P(d);N_GUARD::QAR1(A)
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