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 firing at region sentence1:region is going to war with region 

SOLUTION: yes

PROBLEM: sentence1:employer is trailing  award_winner sentence1:award_winner has advantage over employer 

SOLUTION: yes

PROBLEM: sentence1:military_combatant is going to invade region sentence1:military_combatant is invading  region 

SOLUTION:
no