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:organization_founder launches war against location sentence1:location is attacking  organization_founder 
Example Output: no

Example Input: sentence1:location is city in location sentence1:location is center in location 
Example Output: no

Example Input: sentence1:sports_team opens series against award_nominee sentence1:award_nominee is playing  sports_team 
Example Output:
yes