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

sentence1:person is opening lead on award_winner sentence1:person is holding lead over award_winner 
yes

sentence1:region is nation in location sentence1:region is market in location 

yes