MESON Chess Problem Database

Problem Display
PID: 183531 (2n1qr2/3b4/2p1NN1p/1p2k2r/1B5b/p5p1/Q3K2n/1B3R2 w - - 0 1)

Sparke, Arthur M

1st Prize, Western Daily Mercury, 1914

2n1qr2/3b4/2p1NN1p/1p2k2r/1B5b/p5p1/Q3K2n/1B3R2

#2

7 + 13

15 British Chess Magazine 1915

SOLUTION

  • SOUND
  • Sets
    • 1...Qg6
      • 2.Sxd7#
    • 1...Qxe6
      • 2.Qa1#
    • 1...Rf5
      • 2.Rxf5#
    • 1...Bg5
      • 2.Rf5#
    • 1...Bxe6
      • 2.Qa1#
    • 1...Sxf1
      • 2.Sg4#
    • 1...Sf3
      • 2.Sg4#
    • 1...Sg4
      • 2.Sxg4#
    • 1...Sd6
      • 2.Bc3#
    • 1...c5
      • 2.Qd5#
  • Tries
    • 1.Qc4?
      • threat
        • 2.Qe4#
      • 1...Sxf1
        • 2.Sg4#
      • 1...Rf5
        • 2.Rxf5#
      • 1...Sf3
        • 2.Sg4#
      • 1...c5
        • 2.Qd5#
      • 1...Qg6
        • 2.Sxd7#
      • 1...Sd6
        • 2.Bc3#
      • 1...bxc4!
  • Keys
    • 1.Kd1!
      • threat
        • 2.Qe2#
      • 1...Qxe6
        • 2.Qa1#
      • 1...Rxf6
        • 2.Re1#
      • 1...Bxf6
        • 2.Re1#
      • 1...Bxe6
        • 2.Qa1#
      • 1...Sxf1
        • 2.Sg4#
      • 1...Rf5
        • 2.Rxf5#
      • 1...Sf3
        • 2.Sg4#
      • 1...c5
        • 2.Qd5#
      • 1...Qg6
        • 2.Sxd7#
      • 1...Bg5
        • 2.Rf5#
      • 1...Sg4
        • 2.Sxg4#
      • 1...Sd6
        • 2.Bc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • Q(l);N_GUARD::S(G),XB(j)
    • Q(l);SBLOCK,XS(F)::QAB(C)
    • R(g);N_GUARD::R1(B),XR(g)
    • B(d);S_CUTR(g)::R1(B)
    • B(j);SBLOCK,XS(F)::QAB(C)
    • S(a);N_GUARD,XR(B)::S(G)
    • S(a);N_GUARD::S(G)
    • S(a);N_GUARD::S(G),XS(a)
    • S(k);SBLOCK::B(E)
    • P(h);N_GUARD::QAR1(C)
  • Tries
    • Try
      • Q(C);
      • Threat
        • QAR1(C)
      • Vars
        • S(a);N_GUARD,XR(B)::S(G)
        • R(g);N_GUARD::R1(B),XR(g)
        • S(a);N_GUARD::S(G)
        • P(h);N_GUARD::QAR1(C)
        • Q(l);N_GUARD::S(G),XB(j)
        • S(k);SBLOCK::B(E)
      • Refutation
        • P(e);XQ(C)
  • Actual
    • K(D);S_FLIGHT
    • Threat
      • QAR(C)
    • Vars
      • Q(l);SBLOCK,XS(F)::QAB(C)
      • R(m);SBLOCK,XS(G)::R(B)
      • B(d);SBLOCK,XS(G)::R(B)
      • B(j);SBLOCK,XS(F)::QAB(C)
      • S(a);N_GUARD,XR(B)::S(G)
      • R(g);N_GUARD::R1(B),XR(g)
      • S(a);N_GUARD::S(G)
      • P(h);N_GUARD::QAR1(C)
      • Q(l);N_GUARD::S(G),XB(j)
      • B(d);S_CUTR(g)::R1(B)
      • S(a);N_GUARD::S(G),XS(a)
      • S(k);SBLOCK::B(E)
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