Tahrir Square (Liberation Square) on the east bank is its heart, a mass of streets converging on the biggest bus terminus in the city, which is bounded by government ministries and office blocks housing airline offices and travel agencies.
Airline offices make the most money in all of Liberation Square.
mnli hypothesis: Airline offices make the most money in all of Liberation Square. premise: Tahrir Square (Liberation Square) on the east bank is its heart, a mass of streets converging on the biggest bus terminus in the city, which is bounded by government ministries and office blocks housing airline offices and travel agencies.