Detailed Instructions: 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".
Problem:Article: president robert mugabe and leaders of the two formations of the opposition movement for democratic change -lrb- mdc -rrb- morgan tsvangirai and arthur mutambara officially signed a power-sharing deal on monday . Title: details of power sharing deal revealed
Solution:
yes