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: Efectivamente, sin un plazo para cumplirlos, los textos quedarían con demasiada frecuencia en declaraciones de intención sin seguimiento.

SOLUTION: Spanish

PROBLEM: It is completely unrealistic to wish to review the limit values of this directive every three years, if one considers the considerable investment that the industry would have to make.

SOLUTION: English

PROBLEM: It signified a great step forward for mankind - and yet in the fifty years since, although our own half-continent has lived in peace, more people have died in armed conflict than died in the whole of World War II.

SOLUTION:
English