Mountain climbers are setting up their tents.
Bergbeklimmers zetten hun tenten op.
The mountain climbers have been climbing all day and need to rest desperately.
De bergbeklimmers hebben de hele dag geklommen en moeten wanhopig rusten.
Mountain climbers setting up their tents have not necessarily been climbing all day and they not necessarily need to rest desperately.
Bergbeklimmers die hun tenten opzetten hebben niet noodzakelijkerwijs de hele dag geklommen en hoeven niet per se wanhopig te rusten.