Mayawati first suspended and then expelled him. Singh joined the Samajwadi Party (SP) ahead of the Lok Sabha elections in April this year.
With the inquiry was not completed in May, the tenure was further extended up to November 9, 2014.
Police sources said that there are some deviations in the three versions but they will not focus on them.
Shazir then went to a friend’s place in neighbouring Manoharapur, a Hindu-dominated village about 3 km away.
Khan said that while he was present at the time of the clashes, he had only tried to pacify people.
Bashir, 50, has unsuccessfully contested assembly elections in 2007 and 2012.