Question: What city contains the base of the aviation company that Mobolaji Bank Anthony was a minority investor in?
Sentence (from "Indonesia Air Transport"): The company also maintain a secondary hub for its oil & gas industry clients in Sultan Aji Muhammad Sulaiman Airport, East Kalimantan, and operates limited scheduled services from Ngurah Rai International Airport on the island of Bali to the islands of Lombok and Flores.
Relevant evidence: No