Complex sentence: He worked as additional Solicitor General of the union of India from December 1989 to November 1990 and was re-appointed as the Solicitor General of India on 25-04-1998.
Split into simpler sentences: He worked as additional Solicitor General of the union of India from December 1989 to November 1990. He was re-appointed as the solicitor General of India on 25-04-1998.