adjective
adjective
Adverb clause
The clause in parentheses is a noun clause, functioning as the direct object in the sentence. It introduces the idea of the surprise and provides more information about it.
adjective
adverbial clause
adverbial clause
Adverbial clause, 'where' shows it is an adverbial clause of place
adverb
adverb
adverb
The clause is an adverb.
The phrase is called a parenthetical phrase when it is enclosed in parentheses. It is used to provide additional information that is not essential to the main clause.