Complex sentence: After two weeks under Indian intelligence screening and debriefing he was sent to BDF HQ at 8 Theatre road and then promoted to Major and posted to Sector 11 under Major Ziaur Rahman at Teldhala.
Split into simpler sentences: After two weeks under Indian intelligence screening and debriefing, he was sent to BDF HQ at 8 Theatre Road. He was promoted to Major and posted to Sector 11 under Major Ziaur Rahman at Teldhala.