In this task, you are given a sentence in Polish language and its corresponding English translation. Here, your job is to output label "yes" if the translation is correct, otherwise output "no".

Ex Input:
Polish: powiesz "Po prostu nie będę wykonywał opcji."  
 English: you'll say, "I just won't exercise the option." 

Ex Output:
yes


Ex Input:
Polish: w roli lidera.  
 English: identity matrix.

Ex Output:
no


Ex Input:
Polish: które miał on nie tylko za życia -  
 English: that not only did he have with him in, 

Ex Output:

yes