My purpose is to see if these authors stay reasonably true to the law and don't get too fanciful, he said. 
He stated his purpose.
There was no purpose.
It was a lot of work, but I did the whole house on my own.
The person works on their art.
People standing on a structure
The hallway is crowded.
A person dropped it while walking in the alley.
The decline is a result partially of market conditions.