MESON Chess Problem Database

Problem Display
PID: 43536 (3B4/8/1R6/8/2nkP3/2R5/8/1B4NK w - - 0 1)

Taylor, Jesse Paul

The Westminster Papers, 1876

3B4/8/1R6/8/2nkP3/2R5/8/1B4NK

#2

7 + 2

5024 Elementary Chess Problems 1880
15 British Chess Magazine 1881

SOLUTION

  • SOUND
  • Sets
    • 1...Sb2
      • 2.Bf6#
    • 1...Sd2
      • 2.Bf6#
    • 1...Sa3
      • 2.Bf6#
    • 1...Se3
      • 2.Bf6#
    • 1...Sa5
      • 2.Bf6#
    • 1...Se5
      • 2.Se2#
    • 1...Sxb6
      • 2.Bf6#
    • 1...Sd6
      • 2.Bf6#
  • Tries
    • 1.Se2+?
      • 1...Ke5
        • 2.Bf6#
      • 1...Kc5!
    • 1.Bf6+?
      • 1...Se5
        • 2.Se2#
      • 1...Kc5!
  • Keys
    • 1.Bg5!
      • 1...Kxc3
        • 2.Se2#
      • 1...Kc5
        • 2.Be3#
      • 1...Ke5
        • 2.Sf3#
      • 1...Sxb6
        • 2.Bf6#
      • 1...Sb2
        • 2.Bf6#
      • 1...Sd2
        • 2.Bf6#
      • 1...Sa3
        • 2.Bf6#
      • 1...Se3
        • 2.Bf6#
      • 1...Sa5
        • 2.Bf6#
      • 1...Se5
        • 2.Se2#
      • 1...Sd6
        • 2.Bf6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD::B(G)
    • S(a);SBLOCK::S(B)
    • S(a);N_GUARD,XR(F)::B(G)
  • Tries
    • Try
      • S(B);CHECK
      • Vars
        • K(b);S_FLIGHT::B(G)
      • Refutation
        • K(b);P_SPINS(a),S_FLIGHT
    • Try
      • B(G);CHECK
      • Vars
        • S(a);P_SPINS(a)::S(B)
      • Refutation
        • K(b);P_SPINS(a),S_FLIGHT
  • Actual
    • B(G);
    • Vars
      • K(b);S_FLIGHT,XR(D)::S(B)
      • K(b);P_SPINS(a),S_FLIGHT::B(G)
      • K(b);S_FLIGHT::S(B)
      • S(a);N_GUARD,XR(F)::B(G)
      • S(a);N_GUARD::B(G)
      • S(a);SBLOCK::S(B)
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