Given the task definition and input, reply with output. In this task, you get an English sentence and a corresponding Spanish translation of the English sentence. Your task is to return a "Yes" if the translation is correct, otherwise return "No"

English: But the country also - and especially - needs external stability. What is the point of having internal stability if the surrounding environment is unstable?
Spanish:No obstante, el pais necesita tambien, y especialmente, estabilidad exterior Para que sirve la estabilidad interna si el entorno es inestable?
Yes