In this task, you are given a text of article and corresponding title of an article. Your task is to generate label "yes" if headline (title) is right for article, otherwise generate "no".

Ex Input:
Article: a volcano on france 's indian ocean island of reunion started erupting on sunday , forcing authorities to raise the alert for a possible emergency . Title: three more held over india serial blasts

Ex Output:
no


Ex Input:
Article: bangladeshi authorities said thursday they have arrested a man on suspicion of writing a note stating a bomb was on board the flight he was traveling on . Title: bangladeshi man held over airplane bomb threat says official

Ex Output:
yes


Ex Input:
Article: two planets about ### light years from earth slammed into each other recently , us astronomers said tuesday , the first time evidence of such a catastrophic collision has been seen by scientists . Title: us astronomers discover <unk> collision

Ex Output:

yes


