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:person*politician is elected President of region sentence1:region is voting for person*politician 
[A]: yes


[Q]: sentence1:location is center in location sentence1:location is one of location 's city
[A]: yes


[Q]: sentence1:person*politician is   book_author 's advisersentence1:book_author is appointing  person*politician 
[A]:
no