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:award_nominee is eliminating  sports_team sentence1:award_nominee is taking on sports_team 

Ex Output:
yes


Ex Input:
sentence1:organization_member needs from region sentence1:organization_member is launching attack on region 

Ex Output:
no


Ex Input:
sentence1:region is fighting with organization_founder sentence1:organization_founder is   region 's enemy

Ex Output:

yes