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".

Input: Consider Input: sentence1:region is Capital of location sentence1:region is city of location 

Output: yes


Input: Consider Input: sentence1:employer is edging  employer sentence1:employer is facing  employer 

Output: yes


Input: Consider Input: sentence1:location is being at war with region sentence1:location launches attack against region 


Output: no