Question: Mullah Mohammad Rabbani Akhund, was one of the main leaders of the Taliban movement, he was second in power only to which supreme leader?
Sentence (from "Mohammed Omar"): Mullah Mohammed Omar (Pashto: ملا محمد عمر‎ , "Mullā Muḥammad ‘Umar"; c. 1960 – 23 April 2013), widely known as Mullah Omar, was the supreme commander and spiritual leader of the Taliban.
Relevant evidence: Yes