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:2 color:green shift:(20,-5) text:Juan Manuel Fangio (Laps 1–2) from:2 till:4 color:red shift:(20,-5) text:Alberto Ascari (Laps 3–4) from:4 till:10 color:yellow shift:(20,-5) text:José Froilán González (Laps 5–10) from:10 till:20 color:red shift:(20,-5) text:Alberto Ascari (Laps 11–20) from:20 till:25 color:yellow shift:(20,-5) text:José Froilán González (Laps 21–25) from:25 till:34 color:green shift:(20,-5) text:Juan Manuel Fangio (Laps 26–34) from:34 till:38 color:blue shift:(20,-5) text:Harry Schell (Laps 35–38) from:38 till:42 color:black shift:(20,-5) text:Roberto Mieres (Lap