MESON Chess Problem Database

Problem Display
PID: 87704 (4K3/8/8/4kp1N/1P5P/5p2/3P1Q1P/8 w - - 0 1)

Oncescu, Nicolae

Buletin Problemistic, 2000

4K3/8/8/4kp1N/1P5P/5p2/3P1Q1P/8

#2

7 + 3

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qd4+?
      • 1...Ke6
        • 2.Sf4#
        • 2.Sg7#
      • 1...Kxd4!
  • Keys
    • 1.Sf4!
      • 1...Ke4
        • 2.Qe3#
      • 1...Kxf4
        • 2.Qd4#
      • 1...Kd6
        • 2.Qc5#
      • 1...Kf6
        • 2.Qd4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);CHECK
      • Refutation
        • K(b);S_FLIGHT,XQ(B)
  • Actual
    • S(F);
    • Vars
      • K(b);P-FLIGHT::QAR1(B)
      • K(b);P_SPINP(a),S_FLIGHT,XS(F)::QAR2(B)
      • K(b);S_FLIGHT::QAB1(B)
      • K(b);S_FLIGHT::QAB(B)
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