MESON Chess Problem Database

Problem Display
PID: 175747 (8/4P3/6NQ/P2p2p1/3k2P1/3P2P1/3K4/8 w - - 0 1)

van Dijk, Johannes

Haagsche Courant, 1898

8/4P3/6NQ/P2p2p1/3k2P1/3P2P1/3K4/8

#2

8 + 3

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Se5?
      • 1...Kc5
        • 2.Qb6#
      • 1...Kxe5!
    • 1.Sf8?
      • 1...Kc5
        • 2.Qb6#
      • 1...Ke5!
    • 1.Sh8?
      • 1...Kc5
        • 2.Qb6#
      • 1...Ke5!
  • Keys
    • 1.Sh4!
      • 1...Kc5
        • 2.Qb6#
      • 1...Ke5
        • 2.Sf3#
      • 1...gxh4
        • 2.Qe3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(F);
      • Vars
        • K(a);S_FLIGHT::QAB1(G)
      • Refutation
        • K(a);S_FLIGHT,XS(F)
    • Try
      • S(F);
      • Vars
        • K(a);S_FLIGHT::QAB1(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(F);
      • Vars
        • K(a);S_FLIGHT::QAB1(G)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(F);
    • Vars
      • K(a);S_FLIGHT::QAB1(G)
      • K(a);S_FLIGHT::S(F)
      • P(c);OGATE,XS(F)::QAB1(G)
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