MESON Chess Problem Database

Problem Display
PID: 104624 (8/3K4/4N3/4p1P1/4k3/1P5P/3RP3/4Q3 w - - 0 1)

Tomic, Ziva

Naplo, 1938

8/3K4/4N3/4p1P1/4k3/1P5P/3RP3/4Q3

#2

8 + 2

6490 yacpdb 2009
5454 Near Snap 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Qh4+?
      • 1...Kf5
        • 2.Qh7#
      • 1...Ke3!
  • Keys
    • 1.Rd5!
      • 1...Ke3
        • 2.Rxe5#
      • 1...Kxd5
        • 2.e4#
      • 1...Kf5
        • 2.Qb1#

Anticipated by 10970(1885)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);S_FLIGHT::QAB(A)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • R(B);
    • Vars
      • K(a);P-FLIGHT::R(B),XP(b)
      • K(a);OGATE,S_FLIGHT,XR(B)::P(C)
      • K(a);P_SPINP(b),S_FLIGHT::QAB(A)
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