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 going to war with region sentence1:region launches attack against region 

SOLUTION: yes

PROBLEM: sentence1:employer is ousting  person sentence1:person is giving  employer something

SOLUTION: no

PROBLEM: sentence1:employer is trailing  employer sentence1:employer is sweeping  employer 

SOLUTION:
yes