Simplify the following text for a Grade 5 native English-speaking person.
Original: From 1994 , ChiÅ inÄ u saw the construction and launch of new trolleybus lines , as well as an increase in capacities of existing lines , in order to improve connections between the urban districts .
Simplified: From 1994 , ChiÅ inÄ u saw the construction and launch of new trolley bus lines .