MESON Chess Problem Database

Problem Display
PID: 22334 (8/6Bk/7P/8/4N3/8/2R5/1B5K w - - 0 1)

Neptaev, Nikolai I

Nikolaev-200 JT, 1989

8/6Bk/7P/8/4N3/8/2R5/1B5K

#2

6 + 1

2786 More Fun with Chess Miniatures 2000

SOLUTION

  • SOUND
  • Tries
    • 1.Sg5+?
      • 1...Kg8
        • 2.Ba2#
        • 2.Rc8#
      • 1...Kg6!
    • 1.Rc5?
      • threat
        • 2.Sf6#
      • 1...Kg6
        • 2.Sd6#
      • 1...Kg8!
    • 1.Rc7?
      • threat
        • 2.Sf6#
      • 1...Kg8
        • 2.Sf6#
      • 1...Kg6!
  • Keys
    • 1.Sd6!
      • threat
        • 2.Rc8#
      • 1...Kg6
        • 2.Rc5#
      • 1...Kg8
        • 2.Rc8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);CHECK
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(C);
      • Threat
        • B(A)+S(D),DCHECK
      • Vars
        • K(a);S_FLIGHT::B(A)+S(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(C);
      • Threat
        • B(A)+S(D),DCHECK
      • Vars
        • K(a);S_FLIGHT::S(D)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(D);
    • Threat
      • B(A)+R(C)
    • Vars
      • K(a);S_FLIGHT::B(A)+R(C)
      • K(a);S_FLIGHT::R(C)
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