"A bicyclist in a marathon is having trouble when his bike falls to the front and he is about to fall over, while two men watch in amusement."
"On lightly cloudy day, a bicyclist rides through an outdoor course while several onlookers watch."
A cyclist is performing tricks on a bicycle while others watch.
A man on a bicycle is falling off of it and over a short ledge.
A bicyclist falls off his bike while others watch.