Aeneid IV 259-278

1                 Temporal Clause
2a Main Clause Begins
3a       Participial Phrase Begins
3b       Participial Phrase Concludes
2b Main Clause Concludes
1a Main Clause Begins
1b Main Clause Concludes
2       Participial Phrase
3a       Relative Clause Begins
3b       Relative Clause Concludes
1a First Main Clause (supply eum)
1b Second Main Clause Begins
1c Second Main Clause Concludes
2       Participial Phrase Dependent on Tū [Aenēā]
1a First Main Clause Begins
2       Relative Clause
1b First Main Clause Concludes
1c Second Main Clause
1 Main Clause
1a       Conditional Clause Begins
1b       Conditional Clause Concludes
2 Main Clause
3a       Relative Clause Begins (dēbētur supplied from 3b)
3b       Relative Clause Concludes
1a       Participial Phrase Begins
2a Main Clause Begins
1b       Participial Phrase Concludes
2b Main Clause Continues
2c Main Clause Concludes