MESON Chess Problem Database

Problem Display
PID: 119657 (8/2Q2N2/4p3/3kp3/N7/8/3n2K1/8 w - - 0 1)

Ochkur, Aleksandr P

Norsk Sjakkblad, 1997

8/2Q2N2/4p3/3kp3/N7/8/3n2K1/8

#2

4 + 4

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...e4
      • 2.Qc5#
  • Keys
    • 1.Sb2!
      • 1...Kd4
        • 2.Qxe5#
      • 1...Ke4
        • 2.Qxe5#
      • 1...Sb1
        • 2.Qc4#
      • 1...Sf1
        • 2.Qc4#
      • 1...Sb3
        • 2.Qc4#
      • 1...Sf3
        • 2.Qc4#
      • 1...Sc4
        • 2.Qxc4#
      • 1...Se4
        • 2.Qc4#
      • 1...e4
        • 2.Qd6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • P(c);SBLOCK::QAR1(C)
  • Actual
    • S(B);
    • Vars
      • K(b);P-FLIGHT::QAB1(C),XP(c)
      • K(b);S_FLIGHT::QAR1(C),XP(c)
      • S(a);N_GUARD::QAB1(C)
      • S(a);N_GUARD::QAB1(C),XS(a)
      • P(c);SBLOCK::QAR1(C)
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