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:organization buys by organization sentence1:organization is being bought by organization 

SOLUTION: yes

PROBLEM: sentence1:location is signing treaty with region sentence1:region is different from location 

SOLUTION: no

PROBLEM: sentence1:book_author is taking to location sentence1:book_author is travelling to location 

SOLUTION:
yes