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:organization is filing lawsuit against award_nominee sentence1:organization is suing  award_nominee 

Ex Output:
yes


Ex Input:
sentence1:location is signing treaty with region sentence1:location is second to region 

Ex Output:
no


Ex Input:
sentence1:employer is behind employer sentence1:employer is surpassing  employer 

Ex Output:

no