Complex sentence: The Second Summer of Love is a name sometimes given, almost only in Britain, to the time (1987-1989) of the rise in popularity of Acid House music and the euphoric explosion of unlicensed Ecstasy-fuelled rave parties.
Split into simpler sentences: The Second Summer of Love is a name sometimes given to the time (1987-1989) the in Britain. This was when of the rise in popularity of Acid House music and the euphoric explosion of unlicensed Ecstasy-fuelled rave parties.