Mistake in self-checking

I would like to give some feedback about ...

From: https://py.checkio.org/mission/remove-all-before/solve/

HTTP_USER_AGENT:

Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.163 Safari/537.36

I think there is a mistake, shouldn't the answer be [5, 6, 7]? assert list(removeallbefore([1, 1, 5, 6, 7], 2)) == [1, 1, 5, 6, 7]