Complex sentence: This terminal was used to replace Terminal 1 while the latter was undergoing renovation, cramping all airlines into this terminal despite it being far bigger than Terminal 1 and it can handle twenty aircraft at docks connecting directly to the terminal building.
Split into simpler sentences: This terminal was used to replace Terminal 1 while the latter was undergoing renovation, cramping all airlines despite being far bigger than Terminal 1. It can handle twenty aircrafts at docks connecting directly to the terminal building.