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".

Input: Consider Input: Bulgarian: 7., English: 7.

Output: yes


Input: Consider Input: Bulgarian: 6., English: Guarantee Fund for external actions (codified version) (

Output: no


Input: Consider Input: Bulgarian: Годишни програми за действие за Бразилия и Аржентина за 2008 г. (, English: Annual action programmes for Brazil and Argentina (2008) (


Output: yes