In this task, you will be given two sentences sentence1 and sentence2. You should decide whether the second sentence is entailed(agreed) by the first sentence. If it does entail, answer "yes", else answer "no".

Ex Input:
sentence1:book_author is emigrating from location sentence1:book_author is being born in location 

Ex Output:
no


Ex Input:
sentence1:employer is conceding to employer sentence1:employer is putting  employer 

Ex Output:
no


Ex Input:
sentence1:region is aiding  region sentence1:region is   region 's ally

Ex Output:

yes