I am after ...
Tha mi air ...
Gaelic verbs don't have what is known in English as the 'perfect tense', used to say you 'have done something'. In Gaelic the simple past tense can also have a perfect meaning, Chaidh mi a Pharas (I went to Paris) or (I have been to Paris), but we can say explicitly that we have done something using the structure Tha mi air … which is like the English phrase 'I am after …' doing something. This structure causes inversion which we learned in [A2 Cuspair 9, 12].
Inversion happens with a direct object . With the definite article, it may look as if the direct object (noun) should be in the dative (prepositional) case after the preposition air , but in fact air introduces the whole verbal noun phrase, so the noun stays in the nominative (nominal) case:
Ach: