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".
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Question: sentence1:organization_founder is leader of region sentence1:organization_founder is   region 's leader

Answer: yes


Question: sentence1:person*politician is closing gap with person sentence1:person*politician is trailing  person 

Answer: yes


Question: sentence1:computer_software is trademark of organization sentence1:organization is updating  computer_software 

Answer:
no