Two dogs are leaping into a swimming pool trying to fetch the yellow toy that is floating in the water .
It is probably the case that the dogs are trying to be `` rescue-dogs '' for their local fire department
It is impossible that the dogs are trying to be `` rescue-dogs '' for their local fire department
It is probably the case that the dogs are trying to be `` rescue-dogs '' for their local fire department
The dogs are trying to be `` rescue-dogs '' for their local fire department