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 hostile to location sentence1:location is having  location 

Output: no


Input: Consider Input: sentence1:computer.software_developer is releasing update for computer_software sentence1:computer.software_developer is releasing version of computer_software 

Output: yes


Input: Consider Input: sentence1:person is winning over employer sentence1:person is challenging  employer 


Output: yes