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:9 color:blue shift:(20,-5) text:Mauri Rose (Laps 1–9) from:9 till:32 color:yellow shift:(20,-5) text:Johnnie Parsons (Laps 10–32) from:32 till:33 color:blue shift:(20,-5) text:Mauri Rose (Lap 33) from:33 till:104 color:yellow shift:(20,-5) text:Johnnie Parsons (Laps 34–104) from:104 till:109 color:blue shift:(20,-5) text:Mauri Rose (Laps 105–109) from:109 till:117 color:purple shift:(20,-5) text:Bill Holland (Laps 110–117) from:117 till:end color:yellow shift:(20,-5) text:Johnnie Parsons (Laps 118–138)