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".

sentence1:location is being at war with region sentence1:location is   region 's enemy
yes

sentence1:region is nation in location sentence1:region is one of country in location 
yes

sentence1:military_combatant is going to invade location sentence1:military_combatant is occupying  location 

yes