Please answer the following question: What key details about bakhytzhan zhumagulov can be extracted from the following bio? Bio: bakhytzhan zhumagulov was chairman of otan and after renamed nur otan , the largest political party in kazakhstan . and acting chairman of nur otan party , created by merging a number of other parties into otan . zhumagulov told reporters in a news conference in astana on 25 september 2006 that otan and asar political parties officially merged . '' in all , the merged otan party has a membership of 700,000 , which makes it the country 's largest political party . '' since 2007 nur otan has been headed by president nursultan nazarbayev .
A:
- successor is nursultan nazarbayev- party is nur otan- predecessor is '' office established ''- office is 1st chairman of the national democratic party nur otan- term end is 4 july 2007- term start is 1 march 1999- name is bakhytzhan zhumagulov