MESON Chess Problem Database

Problem Display
PID: 120684 (8/8/6p1/N4bP1/3B4/8/2k1B3/R3K3 w Q - 0 1)

Nervi, Mauro

Northwest Chess, 1975

8/8/6p1/N4bP1/3B4/8/2k1B3/R3K3

#2

6 + 3

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bd3
      • 2.Bd1#
  • Tries
    • 1.Rd1?
      • 1...Bh3
        • 2.Bd3#
      • 1...Bd3
        • 2.Bxd3#
      • 1...Bg4
        • 2.Bd3#
      • 1...Be6
        • 2.Bd3#
      • 1...Bd7
        • 2.Bd3#
      • 1...Bc8
        • 2.Bd3#
      • 1...Be4!
  • Keys
    • 1.Bf3!
      • 1...Kd3
        • 2.0-0-0#
      • 1...Bh3
        • 2.Be4#
      • 1...Bd3
        • 2.Bd1#
      • 1...Be4
        • 2.Bxe4#
      • 1...Bg4
        • 2.Be4#
      • 1...Be6
        • 2.Be4#
      • 1...Bd7
        • 2.Be4#
      • 1...Bc8
        • 2.Be4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • B(b);SBLOCK::B(C)
  • Tries
    • Try
      • R(A);
      • Vars
        • B(b);N_GUARD::B(C)
        • B(b);N_GUARD::B(C),XB(b)
      • Refutation
        • B(b);
  • Actual
    • B(C);
    • Vars
      • K(a);S_FLIGHT::0-0-0
      • B(b);N_GUARD::B(C)
      • B(b);SBLOCK::B(C)
      • B(b);N_GUARD::B(C),XB(b)
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