MESON Chess Problem Database

Problem Display
PID: 147957 (6B1/1p2Q1N1/nrp2pp1/1p6/1n1k1pN1/8/1PPP4/6K1 w - - 0 1)

Dawson, Thomas Rayner

Western Daily Mercury, 1912

(First published on Fri Mar 8 1912)

6B1/1p2Q1N1/nrp2pp1/1p6/1n1k1pN1/8/1PPP4/6K1

#2

8 + 10

15256 TRD Scrapbook 2013

SOLUTION

  • SOUND
  • Sets
    • 1...Sd3
      • 2.c3#
    • 1...Sc7
      • 2.Qxb4#
    • 1...Sb8
      • 2.Qxb4#
    • 1...f3
      • 2.Qe3#
    • 1...f5
      • 2.Qe5#
    • 1...g5
      • 2.Sf5#
  • Tries
    • 1.Sf2?
      • threat
        • 2.c3#
      • 1...Sxc2
        • 2.Qd6#
      • 1...Sa2
        • 2.Qd6#
      • 1...Sd5!
    • 1.Qxf6+?
      • 1...Kc5
        • 2.d4#
      • 1...Ke4!
  • Keys
    • 1.d3!
      • 1...Sxc2
        • 2.Qd6#
      • 1...Sxd3
        • 2.c3#
      • 1...Sd5
        • 2.Se6#
      • 1...Sa2
        • 2.Qd6#
      • 1...Sc5
        • 2.Qxf6#
      • 1...Sc7
        • 2.Qxb4#
      • 1...Sb8
        • 2.Qxb4#
      • 1...f3
        • 2.Qe3#
      • 1...c5
        • 2.Qe4#
      • 1...f5
        • 2.Qe5#
      • 1...g5
        • 2.Sf5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • S(a);SBLOCK::P(C)
    • S(e);N_GUARD::QAR2(F),XS(a)
    • P(c);N_GUARD::QAB1(F)
    • P(h);N_GUARD::QAB1(F)
    • P(i);N_GUARD::S(G)
  • Tries
    • Try
      • S(E);
      • Threat
        • P(C)
      • Vars
        • S(a);N_GUARD,XP(C)::QAR2(F)
        • S(a);N_GUARD::QAR2(F)
      • Refutation
        • S(a);
    • Try
      • Q(F);CHECK,XP(h)
      • Vars
        • K(b);OGATE,S_FLIGHT::P(D)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • P(D);
    • Vars
      • S(a);N_GUARD,XP(C)::QAR2(F)
      • S(a);SBLOCK,XP(D)::P(C)
      • S(a);SBLOCK::S(G)
      • S(a);N_GUARD::QAR2(F)
      • S(e);SBLOCK::QAB(F),XP(h)
      • S(e);N_GUARD::QAR2(F),XS(a)
      • P(c);N_GUARD::QAB1(F)
      • P(g);SBLOCK::QAR1(F)
      • P(h);N_GUARD::QAB1(F)
      • P(i);N_GUARD::S(G)
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