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: As the infrastructure is supposed to last for hundreds of years, it is essential to find the best solution.

SOLUTION: English

PROBLEM: Se han organizado muchas acciones con muy buena voluntad, también la Unión Europea es muy activa.

SOLUTION: Spanish

PROBLEM: La condición sine qua non es, naturalmente, la garantía de una elevada tasa de empleo.

SOLUTION:
Spanish