In one case, the same tap labeled 'unfit for drinking' was supplying water for both animal pens and for human food and drink preparation.
(the same tap; labeled; unfit for drinking; L:In one case) (drinking; was supplying; water; for both animal pens and for human food)
the same tap drinking
labeled was supplying
unfit for drinking L:In one case
water for both animal pens and for human food