MESON Chess Problem Database

Problem Display
PID: 9686 (3b1n2/1K1pR1pB/Np6/3k4/6r1/BP4p1/3PN3/8 w - - 0 1)

Chandler, Guy Wills

Chess Amateur (The), 1908

3b1n2/1K1pR1pB/Np6/3k4/6r1/BP4p1/3PN3/8

#2

8 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Rd4
      • 2.Sc3#
    • 1...Re4
      • 2.Bxe4#
    • 1...Rg5
      • 2.Be4#
    • 1...Bc7
      • 2.Sxc7#
    • 1...Sg6
      • 2.Bg8#
  • Tries
    • 1.Sf4+?
      • 1...Kd4
        • 2.Bb2#
        • 2.Re4#
      • 1...Rxf4!
    • 1.Re4?
      • threat
        • 2.Sc3#
      • 1...Bf6
        • 2.Sc7#
      • 1...Rxe4!
  • Keys
    • 1.d4!
      • threat
        • 2.Re5#
      • 1...Rxd4
        • 2.Sc3#
      • 1...Bxe7
        • 2.Sc7#
      • 1...Re4
        • 2.Bxe4#
      • 1...Rg5
        • 2.Be4#
      • 1...Bc7
        • 2.Sxc7#
      • 1...Se6
        • 2.Rxd7#
      • 1...Sg6
        • 2.Bg8#
      • 1...d6
        • 2.Sb4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • R(b);SBLOCK::S(B)
    • R(b);N_GUARD::B(H),XR(b)
    • R(b);N_GUARD::B(H)
    • B(g);N_GUARD::S(E),XB(g)
    • S(h);N_GUARD::B(H)
  • Tries
    • Try
      • S(B);CHECK
      • Refutation
        • R(b);XS(B)
    • Try
      • R(G);
      • Threat
        • S(B)
      • Vars
        • B(g);N_GUARD::S(E)
      • Refutation
        • R(b);XR(G)
  • Actual
    • P(A);
    • Threat
      • R1(G)
    • Vars
      • R(b);SBLOCK,XP(A)::S(B)
      • B(g);N_GUARD,XR(G)::S(E)
      • R(b);N_GUARD::B(H),XR(b)
      • R(b);N_GUARD::B(H)
      • B(g);N_GUARD::S(E),XB(g)
      • S(h);N_GUARD,SBLOCK::R(G),XP(e)
      • S(h);N_GUARD::B(H)
      • P(e);SBLOCK::S(E)
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