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:4 color:blue shift:(20,-5) text:Juan Manuel Fangio (Laps 1–4) from:4 till:9 color:green shift:(20,-5) text:Alberto Ascari (Laps 5–9) from:9 till:10 color:red shift:(20,-5) text:José Froilán González (Lap 10) from:10 till:14 color:blue shift:(20,-5) text:Juan Manuel Fangio (Laps 11–14) from:14 till:end color:green shift:(20,-5) text:Alberto Ascari (Laps 15–20)