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"

Example Input: English: Is a substance as poisonous as cyanide really to be used in the mining industry and in the production of metals? 
 Spanish:¿Se puede permitir que una sustancia tan venenosa como el cianuro se use en la minería y en la producción de metales?
Example Output: Yes

Example Input: English: And for ten years now, its parliament has been out of action. 
 Spanish:Diez años ya, que el Parlamento no funciona.
Example Output: Yes

Example Input: English: We therefore need to be particularly vigilant to ensure that genuine options are open to those countries which are not yet ready for free-trade arrangements. 
 Spanish:Por lo tanto, tenemos que ser especialmente cuidadosos para asegurarnos de que se les están dando opciones auténticas a los países que aun no están preparados para los acuerdos de libre comercio.
Example Output:
Yes