Aeneid I 23-33

1           Participial Phrase
2a       Adjectival Phrase Begins
3a First Main Clause Begins (subject of arcēbat)
2b       Adjectival Phrase Concludes
4            Relative Clause
3b Second Main Clause
3c Third Main Clause Begins
5       Participial Phrase
3d Third Main Clause Concludes
6       Participial Phrase Dependent on the subject of arcēbat
7       Participial Phrase Dependent on Trōas
3e First Main Clause Continues
3f First Main Clause Continues
8       Participial Phrase Dependent on the subject of errābant
3g First Main Clause Concludes
1 Main Clause
2       Infinitive Phrase