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:16 color:yellow shift:(20,-5) text:Ronnie Peterson (Laps 1-16) from:16 till:48 color:green shift:(20,-5) text:Emerson Fittipaldi (Laps 17-48) from:49 till:end color:yellow shift:(20,-5) text:Ronnie Peterson (Laps 49-54)