MESON Chess Problem Database

Problem Display
PID: 48285 (K1Q5/2P1b2q/3P4/3kP2r/BP2R3/3p2P1/1B3N2/n6b w - - 0 1)

Howard, Kenneth Samuel

Sydney Morning Herald, 1908

K1Q5/2P1b2q/3P4/3kP2r/BP2R3/3p2P1/1B3N2/n6b

#2

11 + 7

5089 The Enjoyment of Chess Problems 1943

SOLUTION

  • SOUND
  • Sets
    • 1...Qxe4
      • 2.Qg8#
    • 1...Qg8
      • 2.Qxg8#
    • 1...Rxe5
      • 2.Rd4#
  • Tries
    • 1.Kb7?
      • threat
        • 2.Bc6#
      • 1...Qxe4
        • 2.Qg8#
      • 1...Rxe5
        • 2.Rd4#
      • 1...Bxe4!
    • 1.Qg8+?
      • 1...Qf7
        • 2.Qxf7#
      • 1...Qxg8+!
  • Keys
    • 1.Sd1!
      • threat
        • 2.Sc3#
      • 1...Kxe4
        • 2.Bc6#
      • 1...Qxe4
        • 2.Qg8#
      • 1...Rxe5
        • 2.Rd4#
      • 1...Bxe4
        • 2.Se3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • Q(g);N_GUARD,XR(F)::QAB(K)
    • Q(g);N_GUARD,P_PINQ(K)::QAB(K),XQ(g)
    • R(e);SBLOCK,XP(G)::R1(F)
  • Tries
    • Try
      • K(J);S_FLIGHT
      • Threat
        • B(D)
      • Vars
        • Q(g);N_GUARD,XR(F)::QAB(K)
        • R(e);SBLOCK,XP(G)::R1(F)
      • Refutation
        • B(b);XR(F)
    • Try
      • Q(K);CHECK
      • Vars
        • Q(g);N_GUARD,P_SPINQ(g)::QAB(K),XQ(g)
      • Refutation
        • Q(g);CHECK,XQ(K)
  • Actual
    • S(B);
    • Threat
      • S(B)
    • Vars
      • K(d);S_FLIGHT,XR(F)::B(D)
      • Q(g);N_GUARD,SBLOCK,XR(F)::QAB(K)
      • R(e);SBLOCK,XP(G)::R1(F)
      • B(b);SBLOCK,XR(F)::S(B)
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Developed and maintained by Brian Stephenson.
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