Complex sentence: Late on 5 February, Combe Force arrived at the Via Balbia south of Benghazi and set up road blocks near Sidi Saleh, about north of Ajedabia and south-west of Antelat; the leading elements of the 10th Army arrived thirty minutes later.
Split into simpler sentences: Late on 5 February, Combe Force arrived at the Via Balbia south of Benghazi and set up roadblocks near Sidi Saleh, about north of Ajedabia and south-west of Antelat. The leading elements of the 10th Army arrived thirty minutes later.