A person wearing a purple jacket stands behind a tall tree .
A person wearing a purple jacket sitting on a couch .
A person wearing a purple jacket stands behind a tall tree.
A person wearing a purple jacket sitting on a couch.
The person cannot be sitting and standing at the same time.  A tree is outside while a couch is inside.
The person can not be sitting and standing at the same time . A tree is outside while a couch is inside .