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 coming into location sentence1:region is occupying  location 

Output: yes


Input: Consider Input: sentence1:location is being attacked by location sentence1:location is threat to location 

Output: yes


Input: Consider Input: sentence1:person is   region 's rulersentence1:person is dictator of region 


Output: no