Complex sentence: It featured a Beatles-esque guitar riff with Brambell reciting words about the Beatles splitting up, b/w "The Decimal Song" which, at the time of Britain adopting decimal currency, was politically charged.
Split into simpler sentences: It featured a Beatles-esque guitar riff with Brambell reciting words about the Beatles splitting up. The B-side was "The Decimal Song" which, at the time of Britain adopting decimal currency, was politically charged.