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: aby wypić wszystko do dna?  
 English: to get to the bottom? (Laughs) 

Ex Output:
yes


Ex Input:
Polish: w końcu nie mają nawet podstawowych praw  
 English: multiply a times the elimination matrix.

Ex Output:
no


Ex Input:
Polish: Powiedzmy że idzie w górę, a potem spada.  
 English: Let's say it goes up and then it goes down. 

Ex Output:

yes