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".

Example Input: sentence1:location is signing treaty with location sentence1:location is ally with location 
Example Output: yes

Example Input: sentence1:location is center in location sentence1:location is one of location 's city
Example Output: yes

Example Input: sentence1:organization_founder is   region 's partnersentence1:region is viewing  organization_founder 
Example Output:
no