Complex sentence: After sawing through the log, he starts to saw at James' car, but this resulted in the chainsaw breaking down, leaving Hammond and May thinking this was possibly a message from god, that the ever technical handicapped Jezza should not play around with it.
Split into simpler sentences: After sawing through the log, he starts to saw at James' car. The chainsaw breaks down as a result, leaving Hammond and May thinking this is possibly a message from god, that the ever technical handicapped Jezza should not play around with it.