A (railway network) can be extensive.Logical formLearned from3 sentences. A body of literature can be extensive.Logical formLearned from3 sentences. (System specifications) can be extensive.Logical formLearned from3 sentences. An oversight can be extensive.Logical formLearned from3 sentences. Commerce can be extensive.Logical formLearned from3 sentences. Passages can be extensive.Logical formLearned from3 sentences. Persons can be extensive.Logical formLearned from3 sentences. Tourism can be extensive.Logical formLearned from3 sentences. (Bicycle paths) can be extensive.Logical formLearned from3 sentences. Murals can be extensive.Logical formLearned from3 sentences. Responsibilities can be extensive.Logical formLearned from3 sentences. Settlement can be extensive.Logical formLearned from3 sentences. Knowledge of literature can be extensive.Logical formLearned from3 sentences. Extensive showers can be constituted-of-or-filled-with particles.Logical formLearned from3 sentences. (Aid links) can be extensive.Logical formLearned from3 sentences.