MESON Chess Problem Database

Problem Display
PID: 164239 (1n2r1n1/2b2b2/3pp3/8/3kB1NR/5p2/7B/2Q2K2 w - - 0 1)

Makaronets, Leonid

Novi Temi, 1976

1n2r1n1/2b2b2/3pp3/8/3kB1NR/5p2/7B/2Q2K2

#2

6 + 9

SOLUTION

  • SOUND
  • Tries
    • 1.Bd3?
      • threat
        • 2.Qc4#
      • 1...Kxd3
        • 2.Sf2#
      • 1...Kd5
        • 2.Se3#
        • 2.Qc4#
      • 1...d5
        • 2.Se5#
      • 1...e5!
    • 1.Qc3+?
      • 1...Kxe4
        • 2.Se3#
      • 1...Kxc3!
  • Keys
    • 1.Bd5!
      • threat
        • 2.Qc4#
      • 1...Kd3
        • 2.Sf2#
      • 1...Kxd5
        • 2.Se3#
      • 1...exd5
        • 2.Se5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(D);
      • Threat
        • QAR1(A)
      • Vars
        • K(b);P-FLIGHT,XB(D)::S(E)
        • P(c);SBLOCK::R(F)+S(E)
      • Refutation
        • P(d);
    • Try
      • Q(A);CHECK
      • Vars
        • K(b);P-FLIGHT,XB(D)::R(F)+S(E)
      • Refutation
        • K(b);S_FLIGHT,XQ(A)
  • Actual
    • B(D);
    • Threat
      • QAR1(A)
    • Vars
      • K(b);P-FLIGHT::S(E)
      • K(b);P-FLIGHT,XB(D)::S(E)
      • P(d);SBLOCK,XB(D)::R(F)+S(E)
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