MESON Chess Problem Database

Problem Display
PID: 254633 (8/2K5/8/5PB1/2NkP3/8/4Q3/8 w - - 0 1)

Hendriks, G

Probleemblad, 1946

8/2K5/8/5PB1/2NkP3/8/4Q3/8

#2

6 + 1

SOLUTION

  • SOUND
  • Tries
    • 1.Sd2?
      • 1...Kc5
        • 2.Qc4#
      • 1...Ke5
        • 2.Sf3#
      • 1...Kc3!
    • 1.Sd6?
      • 1...Kc5
        • 2.Qc4#
      • 1...Ke5
        • 2.Qb2#
      • 1...Kc3!
  • Keys
    • 1.Sa5!
      • 1...Kc3
        • 2.Qd2#
      • 1...Kc5
        • 2.Qc4#
      • 1...Ke5
        • 2.Sc6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);
      • Vars
        • K(a);N_GUARD,S_FLIGHT::QAR1(A)
        • K(a);N_GUARD,S_FLIGHT::S(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(B);
      • Vars
        • K(a);N_GUARD,S_FLIGHT::QAR1(A)
        • K(a);N_GUARD,S_FLIGHT::QAB(A)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(B);
    • Vars
      • K(a);N_GUARD,S_FLIGHT::QAB1(A)
      • K(a);N_GUARD,S_FLIGHT::QAR1(A)
      • K(a);N_GUARD,S_FLIGHT::S(B)
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