Three construction workers are joking around on a boat , leaving the bridge that they are working on .
It is probably not the case that there are three construction workers joking on a boat because it is their break .
There is a very good chance that there are three construction workers joking on a boat because it is their break .
It is probably not the case that there are three construction workers joking on a boat because it is their break .
There are three construction workers joking on a boat because it is their break .