MESON Chess Problem Database

Problem Display
PID: 269982 (6B1/8/6K1/N7/3pkB2/2p2R1P/7Q/3b4 w - - 0 1)

Westbury, Eric Ernest

Birmingham News, 1899

6B1/8/6K1/N7/3pkB2/2p2R1P/7Q/3b4

#2

7 + 4

17417 Westbury Scrapbooks 2023

SOLUTION

  • SOUND
  • Sets
    • 1...Kxf3
      • 2.Bd5#
    • 1...Bc2
      • 2.Qe2#
    • 1...Be2
      • 2.Qxe2#
    • 1...Bb3
      • 2.Qe2#
    • 1...Ba4
      • 2.Qe2#
  • Tries
    • 1.Bc1?
      • threat
        • 2.Qf4#
      • 1...Kxf3
        • 2.Bd5#
      • 1...Bxf3!
    • 1.Bd2?
      • threat
        • 2.Qf4#
      • 1...Kxf3
        • 2.Bd5#
      • 1...Bxf3!
    • 1.Bg5?
      • threat
        • 2.Qf4#
      • 1...Kxf3
        • 2.Bd5#
      • 1...Bxf3!
    • 1.Bh6?
      • threat
        • 2.Qf4#
      • 1...Kxf3
        • 2.Bd5#
      • 1...Bxf3!
  • Keys
    • 1.Sb3!
      • 1...Kxf3
        • 2.Bd5#
      • 1...Bxb3
        • 2.Qe2#
      • 1...Bxf3
        • 2.Sc5#
      • 1...Bc2
        • 2.Qe2#
      • 1...Be2
        • 2.Qxe2#
      • 1...c2
        • 2.Sd2#
      • 1...d3
        • 2.Re3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • K(d);N_GUARD,S_FLIGHT,XR(B)::B(G)
    • B(a);N_GUARD::QAR2(A)
    • B(a);N_GUARD::QAR2(A),XB(a)
  • Tries
    • Try
      • B(D);
      • Threat
        • QAR1(A)
      • Vars
        • K(d);N_GUARD,S_FLIGHT,XR(B)::B(G)
      • Refutation
        • B(a);XR(B)
    • Try
      • B(D);
      • Threat
        • QAR1(A)
      • Vars
        • K(d);N_GUARD,S_FLIGHT,XR(B)::B(G)
      • Refutation
        • B(a);XR(B)
    • Try
      • B(D);
      • Threat
        • QAR1(A)
      • Vars
        • K(d);N_GUARD,S_FLIGHT,XR(B)::B(G)
      • Refutation
        • B(a);XR(B)
    • Try
      • B(D);
      • Threat
        • QAR1(A)
      • Vars
        • K(d);N_GUARD,S_FLIGHT,XR(B)::B(G)
      • Refutation
        • B(a);XR(B)
  • Actual
    • S(E);
    • Vars
      • K(d);N_GUARD,S_FLIGHT,XR(B)::B(G)
      • B(a);N_GUARD,XS(E)::QAR2(A)
      • B(a);SBLOCK,XR(B)::S(E)
      • B(a);N_GUARD::QAR2(A)
      • B(a);N_GUARD::QAR2(A),XB(a)
      • P(b);N_GUARD::S(E)
      • P(c);N_GUARD::R1(B)
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