Instructions: In this task, you are given a sentence that is either in the Yoruba language or the English language. Your task is to identify the language of the input sentence. Input sentences should be in Yoruba or English language and also it cannot have two languages at a time.
Input: An official letter from the embassy to the branch office expressed "sincere appreciation and admiration" for our brothers' diligence in caring for "the disadvantaged and vulnerable persons in Peru, regardless of their faith or culture."
Output:
English