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:9 color:blue shift:(20,-5) text:Nelson Piquet (Laps 1–9) from:9 till:31 color:orange shift:(20,-5) text:René Arnoux (Laps 10–31) from:31 till:50 color:blue shift:(20,-5) text:Nelson Piquet (Laps 32–50) from:50 till:end color:green shift:(20,-5) text:Michele Alboreto (Laps 51–60)