Colors = id:canvas value:rgb(0.937,0.937,0.937) id:linemark value:gray(0.8) id:linemark2 value:gray(0.9) BackgroundColors = canvas:canvas PlotData = mark:(line,linemark) from:start till:13 color:yellow shift:(20,-5) text:René Arnoux (Laps 1–13) from:13 till:40 color:blue shift:(20,-5) text:Alain Prost (Laps 14–40) from:40 till:67 color:yellow shift:(20,-5) text:René Arnoux (Laps 41–67) from:67 till:end color:blue shift:(20,-5) text:Alain Prost (Laps 68–77)