Complex sentence: Moat apparently targeted Rathband randomly, simply for being a police officer, although on an earlier occasion Rathband had confiscated Moat's van on the suspicion that it was not insured.
Split into simpler sentences: Moat apparently targeted Rathband randomly, simply for being an officer. Although, on an earlier occasion, Rathband had confiscated Moat's van on the suspicion that it was not insured.