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".

Q: sentence1:region is using against location sentence1:location is signing treaty with region 

A: no
****
Q: sentence1: announces during visit to location sentence1: is visiting  location 

A: yes
****
Q: sentence1:organization_founder is leader of location sentence1:organization_founder is ruling  location 

A:
yes
****