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: - Report: Klaus-Heiner Lehne, English: - Report: Klaus-Heiner Lehne

Ex Output:
yes


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

Ex Output:
yes


Ex Input:
Bulgarian: - Report: Jacek Saryusz-Wolski, English: 9.

Ex Output:

no