In this task, you are given a sentence in either Spanish or English. Your task is to determine the language of the input sentence. Input sentences can only be in Spanish or English, and they cannot be in two languages ​​at the same time.

[EX Q]: Ozone is always an aggressive substance.
[EX A]: English

[EX Q]: It is one thing to prescribe sound environmental standards but quite another to comply with these.
[EX A]: English

[EX Q]: El protocolo de Goteburgo es un paso hacia adelante.
[EX A]:
Spanish