MESON Chess Problem Database

Problem Display
PID: 93180 (1b3n2/1K1pRP2/4pQ2/1p1k2p1/1pbN2P1/4B3/8/1B6 w - - 0 1)

Balslev, Ole

Skakbladet, 1966

1b3n2/1K1pRP2/4pQ2/1p1k2p1/1pbN2P1/4B3/8/1B6

#2

8 + 9

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Be4+?
      • 1...Kc5
        • 2.Sf5#
      • 1...Kd6
        • 2.Sf5#
      • 1...Kxe4!
  • Keys
    • 1.Sc6!
      • threat
        • 2.Qd4#
      • 1...Kd6
        • 2.Qe5#
      • 1...Be5
        • 2.Qxe5#
      • 1...Ba7
        • 2.Qe5#
      • 1...e5
        • 2.Sxb4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(A);CHECK
      • Vars
        • K(d);P-FLIGHT::B(B)+S(C)
        • K(d);P-FLIGHT,P_SPINP(f)::S(C)
      • Refutation
        • K(d);P_SPINP(f),S_FLIGHT,XB(A)
  • Actual
    • S(C);
    • Threat
      • QAR1(E)
    • Vars
      • K(d);P-FLIGHT,P_SPINP(f)::QAB1(E)
      • B(h);N_GUARD::QAR1(E),XB(h)
      • B(h);N_GUARD::QAR1(E)
      • P(f);::S(C),XP(a)
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