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 enemy of region sentence1:location is signing treaty with region 
Example Output: no

Example Input: sentence1:employer is competing with location sentence1:employer is using  location 
Example Output: no

Example Input: sentence1:person explains In book sentence1:person is publishing  book 
Example Output:
yes