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:organization is releasing version of computer_software sentence1:computer_software is   organization 's system

Output: yes


Input: Consider Input: sentence1:person is elected to defeat person sentence1:person is running against person 

Output: yes


Input: Consider Input: sentence1:location is center of location sentence1:location is city in location 


Output: yes