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".

Example Input: sentence1:computer_software is trademark of organization sentence1:organization is updating  computer_software 
Example Output: no

Example Input: sentence1: is describing  organization_founder sentence1: is saying about organization_founder 
Example Output: yes

Example Input: sentence1:region is city of location sentence1:region is city used in location 
Example Output:
yes