in the racing game i'm creating i have a line (which is an actor) that i want to use so when a car passes through it they gain lap, i want it so when they pass it something i can but in the corner will go up, something 1/3, 2/3 3/3 and finally on the fourth pass i want it to bring up a winner screen (or just change to a different world). i also want passing the line to corresponding to which car passes, i need help, im kind of new so can someone write up a code example or something.