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:computer_software is trademark of business_operation sentence1:business_operation is developing  computer_software 
no

sentence1:location is enemy of region sentence1:location is facing  region 
no

sentence1:organization is releasing version of computer_software sentence1:organization is working on version of computer_software 

yes