MESON Chess Problem Database

Problem Display
PID: 69935 (8/p6B/P2p2R1/Rn6/2NkN3/pP4PQ/P5P1/2K5 w - - 0 1)

Fillery, William Edmund Frank

Chess, 1949

8/p6B/P2p2R1/Rn6/2NkN3/pP4PQ/P5P1/2K5

#2

12 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Kxe4
      • 2.Rxd6#
    • 1...Kd5
      • 2.Rxd6#
  • Tries
    • 1.g4?
      • 1...Kd5
        • 2.Rxd6#
      • 1...Sc3
        • 2.Qe3#
      • 1...Sc7
        • 2.Qe3#
      • 1...d5
        • 2.Qe3#
      • 1...Kxe4!
  • Keys
    • 1.Qh6!
      • 1...Kd3
        • 2.Qe3#
      • 1...Kxe4
        • 2.Rxd6#
      • 1...Kd5
        • 2.Rxd6#
      • 1...Sc3
        • 2.Qe3#
      • 1...Sc7
        • 2.Qe3#
      • 1...d5
        • 2.Qe3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • K(b);P-FLIGHT,XS(H)::B(L)+R(K),XP(d)
    • K(b);P-FLIGHT,P_SPINS(c)::R1(K),XP(d)
  • Tries
    • Try
      • P(E);
      • Vars
        • K(b);P-FLIGHT,P_SPINS(c)::R1(K),XP(d)
        • S(c);::QAB1(F)
        • P(d);SBLOCK::QAB1(F)
      • Refutation
        • K(b);P-FLIGHT,XS(H)
  • Actual
    • Q(F);
    • Vars
      • K(b);P-FLIGHT::QAR1(F)
      • K(b);P-FLIGHT,XS(H)::B(L)+R(K),XP(d)
      • K(b);P-FLIGHT,P_SPINS(c)::R1(K),XP(d)
      • S(c);::QAB1(F)
      • P(d);SBLOCK::QAB1(F)
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