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".

Ex Input:
sentence1:person is shooting  person sentence1:person is being shot by person 

Ex Output:
yes


Ex Input:
sentence1:employer is being led by award_winner sentence1:award_winner is giving  employer something

Ex Output:
no


Ex Input:
sentence1:region is supplying to region sentence1:region is exporter to region 

Ex Output:

yes