Complex sentence: As the sailors recapture the ship, Ryback finds his way into the control room, where he is caught off guard by Strannix, both of whom realize they know each other from their past covert experiences.
Split into simpler sentences: As the sailors recapture the ship, Ryback finds his way into the control room, where he is caught off guard by Strannix. Strannix and Ryback realize they know each other from their past covert experiences.