question: How are the selected cars then readied for passengers ?
answer: The car ( s ) selected to run under emergency power can be manually overridden by a key or strip switch in the lobby
turker_answer: The selected cars are readied for passengers by being manually overridden by a key or strip switch in the lobby to run on emergency power .
rule-based: The selected cars are then readied for passengers by the car ( s ) selected to run under emergency power can be manually overridden by a key or strip switch in the lobby .