[at-container-anchored-parsing-any.tentative.html]
  [Query condition should be valid: anchored(fallback: any)]
    expected: FAIL

  [Query condition should be valid: anchored(fallback: any any)]
    expected: FAIL

  [Query condition should be valid: anchored(fallback: any top)]
    expected: FAIL

  [Query condition should be valid: anchored(fallback: center any)]
    expected: FAIL

  [Query condition should be valid: anchored(fallback: any self-start)]
    expected: FAIL

  [Query condition should be valid: anchored(fallback: inline-end any)]
    expected: FAIL