The sentence is a compound sentence with two independent clauses joined by 'and.'
The sentence "The referee whistled, and the game began." is an example of a compound sentence. A compound sentence consists of two independent clauses joined by a coordinating conjunction like 'and.'
In this sentence, 'The referee whistled' and 'the game began' are both independent clauses that can stand alone as separate sentences, but they are connected to show a relationship between the actions.
Compound sentences add variety and complexity to writing by combining related ideas into a single sentence.
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