MESON Chess Problem Database

Problem Display
PID: 232940 (8/8/8/8/7Q/6p1/3K1kN1/6N1 w - - 0 1)

Grassano, Carlos A

Kudesnik, 2011

8/8/8/8/7Q/6p1/3K1kN1/6N1

#2

4 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Sh3+?
      • 1...Kf1
        • 2.Se3#
      • 1...Kf3
        • 2.Se1#
      • 1...Kxg2!
    • 1.Qh2?
      • 1...Kf1
        • 2.Se3#
      • 1...gxh2!
  • Keys
    • 1.Qh1!
      • 1...Kf1
        • 2.Sh3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(A);CHECK
      • Vars
        • K(a);N_SPINP(b),P-FLIGHT::S(C)
      • Refutation
        • K(a);N_SPINP(b),P-FLIGHT,XS(C)
    • Try
      • Q(D);N_PINP(b)
      • Vars
        • K(a);P-FLIGHT::S(C)
      • Refutation
        • P(b);XQ(D)
  • Actual
    • Q(D);N_PINP(b)
    • Vars
      • K(a);P-FLIGHT::QAR(D)+S(A)
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