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:1 color:red shift:(20,-5) text:Chris Amon (Lap 1) from:1 till:10 color:white shift:(20,-5) text:John Surtees (Laps 2-10) from:10 till:11 color:orange shift:(20,-5) text:Denny Hulme (Lap 11) from:11 till:14 color:purple shift:(20,-5) text:Jackie Stewart (Laps 12-14) from:14 till:15 color:orange shift:(20,-5) text:Denny Hulme (Lap 15) from:15 till:27 color:purple shift:(20,-5) text:Jackie Stewart (Laps 16-27) from:27 till:end color:black shift:(20,-5) text:Bruce McLaren (Lap 28)