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:8 color:green shift:(20,-5) text:Alberto Ascari (Laps 1–8) from:8 till:9 color:blue shift:(20,-5) text:Juan Manuel Fangio (Lap 9) from:9 till:44 color:red shift:(20,-5) text:Giuseppe Farina (Laps 10–44) from:44 till:50 color:green shift:(20,-5) text:Alberto Ascari (Laps 45–50) from:50 till:end color:blue shift:(20,-5) text:Juan Manuel Fangio (Laps 51–77)