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"

Q: English: The polluter pays principle must be applied consistently.
Spanish:.

A: No
****
Q: English: Mr President in office, ladies and gentlemen, I have great honour in extending a warm welcome, on behalf of the House, to the President of the Czech Republic, Mr Vaclav Havel.
Spanish:Senor Presidente, Senorias, en nombre del Parlamento Europeo, tengo el grandisimo honor de dar una efusiva bienvenida al Sr. Vaclav Havel, Presidente de la Republica Checa.

A: Yes
****
Q: English: These authorities must also help to achieve difficult agreements between the parties involved and must not hinder these, as has happened with the mayor in question.
Spanish:Estas autoridades tienen tambien la obligacion de favorecer los acuerdos dificiles entre las partes implicadas y de no obstaculizarlos, como es el caso del alcalde que nos ocupa.

A:
Yes
****