instruction:
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.
question:
We face a level of demand which is clearly not going to be resolved by means of an increase in roads and we need to study a better use of the rail infrastructures, which is an alternative which is not only much more appropriate from an environmental point of view, but furthermore, they are an alternative which allow us to use some existing infrastructures.
answer:
English


question:
Como agente global, la Unión Europea ha de fomentar el respeto de los derechos humanos, tanto dentro de sus fronteras como fuera de ellas, y, a este fin, ha de fortalecer su política en materia de derechos humanos.
answer:
Spanish


question:
Si bien dicho diálogo puede desempeñar -y desempeña- un papel en la transformación de las cuestiones relativas a los derechos humanos en China, sólo dará fruto si la Unión Europea habla y actúa con una sola voz.
answer:

Spanish