No, "in the back of the shed" is a noun phrase. It describes a location, which is an abstract noun, not an action.
sits is the verb.
sits
Simple Predicate: sits
sits
Shedding is the present participle of the verb shed.
"in the shed" is the prepositional phrase in the sentence.
No.Went back is a phrasal verb it is the past form of go back.
The nouns are ride, Boston, and night. The phrase "back to Boston" is an adjective phrase. The phrase "last night" would be an adverb if used with a verb other than a linking verb.
"Back" is a preposition when it is used to indicate direction or motion towards a previous position or place. For example, in the sentence "He walked back into the room," "back" is functioning as a preposition.
The phrase "is not" is a verb phrase using the verb (is) and the adverb (not).
A shed can be a noun (a small building used for storage or shelter) or a verb (to get rid of something or discard).
The verb phrase in the sentence is "are the cripple on the corner."