Nitrates can play a larger role in visibility problems in some portions of the West than in the East.
The west is more affected by nitrate visibility problems than the east.
The West does not have visibility problems due to nitrates.
Two men stroll in the desert.
There are examples of measures of efforts.
I know who the quarterback is!
the shop is selling produce
Daisy climed a tree.
The boy is taking a nap on the couch.