This game uses two bar phrases, the phrasing will have a pickup in most cases.
Therefore the phrase won't start on the barline but instead have a pickup phrase.
Each phrase starts on beat '3' of 4/4 (possibly starting with a leading rest) and lasts for 8 counts including rests.
A random throw of a pair of dice will choose each of the 2 bar phrases (6 phrases per 12 bar blues chorus) choosing from a library of 11 choices.
Click the 'Roll the Dice' button to create a four chorus composition by combining several randomly choosen phrases and layer them over a 12 bar blues accompaniment at various tempos.