At that moment, Dr. Bauerstein pushed his way authoritatively into the room. 
Dr. Bauerstein entered the room.
Dr. Bauerstein left the room.
A man is standing in the kitchen.
Polycrates was a timid leader around the time of 60 AD.
a child running a field of out doors
The man is on the subway
A child is outside.
the girl pulled the wagon