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".

[Q]: sentence1:organization is acquiring  business_operation sentence1:business_operation is being bought by organization 
[A]: yes


[Q]: sentence1:region is one of country in location sentence1:region is republic in location 
[A]: no


[Q]: sentence1:organization_founder is ending  employer sentence1:organization_founder is challenging  employer 
[A]:
no