TASK DEFINITION: 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.
PROBLEM: Por eso tenemos que fijar las normas más estrictas posible y no hacer excepciones que debilitan esta importantísima legislación.

SOLUTION: Spanish

PROBLEM: The Treaty does not discriminate against individual families and the Treaty is therefore violated.

SOLUTION: English

PROBLEM: Tratándose de una infraestructura destinada a durar centenares de años, sería necesario encontrar mejores soluciones.

SOLUTION:
Spanish