subject (

subject (subjekt): a clause element which comes in addition to the verb in all complete sentences. The subject is typically realized by a noun phrase .In declarative sentences the subject is usually placed in front of the verb, at the beginning of the sentence. The prototypical meaning of the subject is a 'doer of an action', but subjects can also have other types of semantic roles. In the following sentences, the subjects have been underlined: She inserted a Yale key in the lock, and found herself in a narrow hall. The hall smelled of apples and loam. It was very narrow. To the right an open door   led into the shop.