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".

Ex Input:
Bulgarian: Зелена книга относно пазарните инструменти за опазването на околната среда и за целите на свързаните с това политики (, English: Green Paper on market-based instruments for environment and related policy purposes (

Ex Output:
yes


Ex Input:
Bulgarian: 7. (, English: 8. (

Ex Output:
no


Ex Input:
Bulgarian: - Bericht: Mayer, English: - Report: Mayer

Ex Output:

yes