Complex sentence: When originally shown on Channel 10 Australia in July 1984 over 4 consecutive nights-including extensive advert-breaks-the run-time was approx.10 hours--excluding advert breaks the actual run-time is 7 hours 16 minutes.
Split into simpler sentences: When originally shown on Channel 10 Australia in July 1984 over 4 consecutive nights-including extensive advert-breaks-the run-time was approx.10 hours. Excluding advert breaks: the actual run-time is 7 hours 16 minutes.