Complex sentence: Another shot, from the "Cochrane" passed through the officers chambers and wrecked the emergency rudder station; the "Huascar" could sail only in a wide semicircle to starboard.
Split into simpler sentences: Another shot, from the "Cochrane" passed through the officers quarters and wrecked the emergency rudder station. The "Huascar" now could sail only in a wide semicircle to starboard.