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:employer has advantage over employer sentence1:employer is joining with employer 

Ex Output:
no


Ex Input:
sentence1:organization is carrying from location sentence1:organization is operating flight from location 

Ex Output:
no


Ex Input:
sentence1:location is being attacked by location sentence1:location is threat to location 

Ex Output:

yes