Complex sentence: Ivan would switch back to Semwanga everytime he landed at Entebbe International Airport (Uganda) while back home on business or to visit people but at South Africa's Olivier Tambo International Airport, he was Ali Sennyomo.
Split into simpler sentences: Ivan would switch back to Semwanga everytime he landed at Entebbe International Airport (Uganda). This was during his trips back home on business or to visit people but at South Africa's Olivier Tambo International Airport, he was Ali Sennyomo.