MESON Chess Problem Database

Problem Display
PID: 23107 (4N3/8/8/3kbK2/8/8/3PN3/2Q5 w - - 0 1)

Lincoln, Robert A

Fun with Chess Miniatures, 1996

4N3/8/8/3kbK2/8/8/3PN3/2Q5

#2

5 + 2

SOLUTION

  • SOUND
  • Sets
    • 1...Bd4
      • 2.Sf4#
    • 1...Bd6
      • 2.Sf6#
  • Tries
    • 1.Sf4+?
      • 1...Kd4
        • 2.Qc3#
      • 1...Bxf4!
  • Keys
    • 1.d4!
      • threat
        • 2.Qc5#
      • 1...Bxd4
        • 2.Sf4#
      • 1...Bd6
        • 2.Sf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • B(b);N_GUARD,SBLOCK::S(C)
    • B(b);N_GUARD,SBLOCK::S(E)
  • Tries
    • Try
      • S(C);CHECK
      • Vars
        • K(a);P-FLIGHT::QAB1(A)
      • Refutation
        • B(b);XS(C)
  • Actual
    • P(B);
    • Threat
      • QAR1(A)
    • Vars
      • B(b);N_GUARD,SBLOCK,XP(B)::S(C)
      • B(b);N_GUARD,SBLOCK::S(E)
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