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:location is nation in location sentence1:location is place in location 

Output: yes


Input: Consider Input: sentence1:region is going to invade region sentence1:region is being attacked by region 

Output: yes


Input: Consider Input: sentence1:location is city in location sentence1:location is destination in location 


Output: yes