Complex sentence: The seven-part mini-series was a ratings success, and was shown over a four-week period; however, it was regarded by those still alive who took part in the 1932-33 series or remembered it as a ludicrous travesty of the real events.
Split into simpler sentences: The seven-part mini-series was a ratings success, and was shown over a four-week period. However, it was regarded by those still alive who took part in the 1932-33 series, or remembered it, as a ludicrous travesty of the real events.