premise: The contest is expected to be tense and, whichever side wins, the country will bare divisions, with the process leaving a stain on a nation many hoped would take strides forward after historic 2002 elections.
  In the run-up to the referendum, the Yellow Movement, a civil- society group allied to the "No" camp, challenged the proposed constitution in court.
  They sought a declaration on whether the constitution-making process, including the November 21 referendum, was valid.
  The constitutional court ruled on Tuesday in favor of the referendum, arguing that neither parliament nor the courts had the authority to stop the referendum because it involved the constituent power of the people to make a constitution.
  The divisive campaigns have prompted church leaders to hold prayer services for a peaceful outcome with some diplomatic community in Nairobi also fear that the country might plunge into chaos after the vote.
   What did the divisive campaigns prompt church leaders to do?
hypothesis: to hold prayer services for a peaceful outcome