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: ¿Es mejor ésta que las constituciones nacionales?

SOLUTION: Spanish

PROBLEM: We should make better use of the expertise developed within these circles.

SOLUTION: English

PROBLEM: Yo soy originario de un país donde ya se ha elegido una línea semejante, con un parecido sorprendente, a la línea de la UE en la estrategia sobre residuos.

SOLUTION:
Spanish