About three quarters of the way through the first movement the music climbs to a point of high tension, and at that moment a chord rings out: it fixes something essential about the piece ...

[1] For their debut single, the Chords chose one of the songs recorded for Pursey, "Now It's Gone", re-recorded it and had it released in September 1979. It rose to No. 63 in the UK Singles Chart.

This interval is called a fifth. Try to play this interval on a keyboard or piano. A chord is a group of notes - usually three or more - which are stacked vertically. They are played together and ...