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:location is conducting in location sentence1:location is   location 's partner

Ex Output:
no


Ex Input:
sentence1:location is going to war against location sentence1:location is going into location 

Ex Output:
no


Ex Input:
sentence1:location is being invaded by region sentence1:region is occupying  location 

Ex Output:

yes