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: I therefore wonder whether the Commission' s package on postal liberalisation will include the preservation of free competition, because it is very possible that - as has happened in most sectors in the Community today - it will lead to concentrations of large companies which will cancel out the benefits of this theoretical liberalisation.
Spanish:Son una herramienta de decision politica.
No