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 launching version of computer_software sentence1:organization is releasing version of computer_software 

Output: yes


Input: Consider Input: sentence1: is describing  organization_founder sentence1: is saying about organization_founder 

Output: yes


Input: Consider Input: sentence1:employer is offering  award_winner somethingsentence1:award_winner is telling  employer 


Output: no