In this task, you are given a sentence in the Bulgarian language and corresponding English translation of this sentence. Here, your job is to generate label "yes" if translation is right, otherwise generate label "no".

Bulgarian: Освен този толкова важен въпрос, засягащ здравето на хората, трябва да се измери и въздействието върху околната среда., English: We are already aware of the harmful effects of certain chemical substances on groundwater and rivers.
no

Bulgarian: (Posiedzenie zostało zamknięte o godz.22.30.), English: Opening of the sitting
no

Bulgarian: Гн Cohn-Bendit ще се изкаже, за да обоснове това предложение., English: Mr Cohn-Bendit will speak to justify the motion.

yes