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: możesz ją wykonać tylko w momencie wygasania.  
 English: you can only exercise it on the expiration. 

Ex Output:
yes


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

Ex Output:
yes


Ex Input:
Polish: oraz przepaść między bogatymi i biednymi  
 English: did it using the adjoint and the cofactors and the

Ex Output:

no