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:person is wife of person sentence1:person is   person 's wife

SOLUTION: yes

PROBLEM: sentence1:organization_founder is   organization_member 's presidentsentence1:organization_founder is President of organization_member 

SOLUTION: yes

PROBLEM: sentence1:location is hostile to location sentence1:location is sending to location 

SOLUTION:
no