Given the task definition and input, reply with output. In this task, you are given a sentence which is either in the Swedish language or English language. You task is to identify the language of input sentence. Input sentence can be in Swedish or English language only and also it cannot have two languages at a time.

This has worked fairly well, but, as in the famous film Casablanca 'time goes by' and we must adapt the legislation we have been applying until now to the new circumstances.
English