Complex sentence: In 1988, a screenplay called "The Black and Blue Lamp" was shown on BBC TV, in which two identical criminals named Tom Riley, one from the 1950 film (in which Dixon dies) and one from the 1980s, swap places in time.
Split into simpler sentences: In 1988, a screenplay called "The Black and Blue Lamp" was shown on BBC TV. In it two identical criminals named Tom Riley, one from the 1950 film (in which Dixon dies) and one from the 1980s, swap places in time.