MESON Chess Problem Database

Problem Display
PID: 158649 (3R4/3b4/2R5/1P2p3/4k3/4B1p1/6N1/2NB1K2 w - - 0 1)

Andrew, Frederick William

Penny Illustrated Paper, 1895

(First published on Sat Aug 10 1895)

3R4/3b4/2R5/1P2p3/4k3/4B1p1/6N1/2NB1K2

#2

8 + 4

15351 SCPF/BCPS Black Books 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Bf5
      • 2.Rc4#
  • Tries
    • 1.Bc2+?
      • 1...Kd5
        • 2.Rxd7#
      • 1...Kf3!
    • 1.Bf3+?
      • 1...Kf5
        • 2.Sh4#
        • 2.Rf8#
      • 1...Kxf3!
  • Keys
    • 1.Se2!
      • 1...Kd3
        • 2.Bc2#
      • 1...Kf3
        • 2.Sc3#
      • 1...Kd5
        • 2.Sc3#
      • 1...Kf5
        • 2.Sxg3#
      • 1...Bxc6
        • 2.Sxg3#
      • 1...Bh3
        • 2.Sxg3#
      • 1...Bg4
        • 2.Sxg3#
      • 1...Bf5
        • 2.Sc3#
        • 2.Sxg3#
      • 1...Be6
        • 2.Sxg3#
      • 1...Bc8
        • 2.Sxg3#
      • 1...Be8
        • 2.Sxg3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 1
  • Sets
    • B(d);SBLOCK::R(G)
  • Tries
    • Try
      • B(B);CHECK
      • Vars
        • K(b);P_SPINB(d),S_FLIGHT::R(H),XB(d)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(B);CHECK
      • Refutation
        • K(b);S_FLIGHT,XB(B)
  • Actual
    • S(A);
    • Vars
      • K(b);P_SPINB(d),S_FLIGHT::B(B)
      • K(b);S_FLIGHT::B(B)+S(A)
      • K(b);P_SPINB(d),S_FLIGHT::S(A)
      • K(b);S_FLIGHT::S(A),XP(a)
      • B(d);XR(G)::S(A),XP(a)
      • B(d);P_PINS(D)::S(A),XP(a)
      • B(d);::S(A),XP(a)
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