Sentence:  <span style="font-variant:small-caps">Make one do</span>, "or" <span style="font-variant:small-caps">act</span> (to), "fare fare", "fare agire", with an accusative when the verb is a <WSD>neuter</WSD>, and with a dative when otherwise. 
Meaning of the word marked with <WSD> tags:  An intransitive verb or state-of-being verb.