MESON Chess Problem Database

Problem Display
PID: 51615 (b3Q3/6p1/5p2/3k1n2/P3NP2/1P1pp3/4N3/K7 w - - 0 1)

Barrow, John Hugh

Manchester City News, 1916

b3Q3/6p1/5p2/3k1n2/P3NP2/1P1pp3/4N3/K7

#2

7 + 7

5257 Chess Problems by J H Barrow 2004

SOLUTION

  • SOUND
  • Sets
    • 1...Sd4
      • 2.S2c3#
  • Tries
    • 1.Qg8+?
      • 1...Kxe4
        • 2.Qxa8#
      • 1...Kc6!
  • Keys
    • 1.Qc8!
      • threat
        • 2.Qc4#
      • 1...Kxe4
        • 2.Qxa8#
      • 1...Bc6
        • 2.Qxf5#
      • 1...Sd4
        • 2.S2c3#
      • 1...Sd6
        • 2.S4c3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • S(d);SBLOCK::S(B)
  • Tries
    • Try
      • Q(G);CHECK
      • Vars
        • K(c);S_FLIGHT,XS(E)::QAB(G),XB(g)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • Q(G);
    • Threat
      • QAB1(G)
    • Vars
      • K(c);S_FLIGHT,XS(E)::QAB(G),XB(g)
      • B(g);SBLOCK::QAR2(G),XS(d)
      • S(d);SBLOCK::S(B)
      • S(d);SBLOCK::S(E)
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