Haystack

Stuck on the user due the wrong syntax
Stuck on the root due the wrong syntax
Lol, that’s a shame.

Got it finally, root seems to be the easiest and most obvious part.

Hints:
User - never thought that Spanish needle is somehow different from English one

Root -

  1. Double jump works.
    If you feel that you are on the right way but still can not find a path - use quotes.
  2. Enumeration and RTFM, do not overcomplicate the things