sentences:  The Ayatollah Khomeini, which had played the role of a "neutral arbiter" and had through the past year had sought to settle the differences between Banisadr and his opponents, finally gave up on him, and approved his impeachment.Banisadr fled the country in disguise with a defecting air force pilot to avoid arrest.Banisadr was replaced by an unofficial junta, led by the now President Rajaii, the new Prime Minister Javad Bahonar, and the Speaker of Parliament Ali Akbar Hashemi Rafsanjani.