Complex sentence: Then came the turn of 9th Platoon ′ s dug-in posts R.0 and R.1--after a fight in which three were killed and four wounded, the posts surrendered.
Split into simpler sentences: Then came the turn of 9th Platoon's dug-in posts R.0 and R.1. After a fight in which three were killed and four wounded, the posts surrendered.