Three male construction workers are examining something in a field , two of them are holding shovels .
It is certain that three male construction workers hold shovels as they examine something in a field .
There is almost no chance that three male construction workers hold shovels as they examine something in a field .
It is certain that three male construction workers hold shovels as they examine something in a field .
Three male construction workers hold shovels as they examine something in a field .