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:employer is pushing for employer sentence1:employer is pushing  employer 

Ex Output:
no


Ex Input:
sentence1:organization_founder is leader of region sentence1:organization_founder is   region 's leader

Ex Output:
yes


Ex Input:
sentence1:location is preparing for war with location sentence1:location is losing to location 

Ex Output:

no