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 going to war with region sentence1:region launches attack against region 

Output: yes


Input: Consider Input: sentence1:employer is holding advantage over employer sentence1:employer is having  employer 

Output: no


Input: Consider Input: sentence1:region is annexing  location sentence1:region is ruling  location 


Output: yes