Complex sentence: It was later released in the US on 24 September, serving as the third single from x. It spent almost 20 weeks climbing the UK chart before it peaked at number one in early November 2014, giving Sheeran his second number-one single in the UK.
Split into simpler sentences: It was later released in the US on 24 September, serving as the third single off "x". The single spent almost 20 weeks before it peaked at number one in early November 2014, giving Sheeran his second number-one single in the UK.