TASK DEFINITION: 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".
PROBLEM: sentence1:region is being attacked by location sentence1:location is signing treaty with region 

SOLUTION: no

PROBLEM: sentence1:employer is picking from employer sentence1:employer is giving  employer something

SOLUTION: yes

PROBLEM: sentence1:region is hub for organization sentence1:organization is offering flight from region 

SOLUTION:
yes