context: The Caliphate began with the appointment of Abu Bakr as the leader of the Muslims right after the death of the Prophet Muhammad in 632. Abu Bakr and his three successors, all friends of the Prophet and related to the Prophet Muhammad, were classified as Khulafaur Rasyidin or Caliphate Rashidin . The election of the first four caliphs was based on deliberation and personal merit of the candidate so that the Rashidin Caliphate was often seen as an early form of Islamic democracy.
question: Who is the leader of the first Caliphate?
answers.text: Abu Bakr