context: Firemen were in practice often engineers-in-training, learning the skills of train operation and assisting the engineer with the observation of signals and other routine aspects of his job performance, waiting for a job opportunity for promotion.
source: It was the conductor, not the locomotive engineer, who was most comparable to the captain of a ship.
reference_original: Fu l'autista, non l'ingegnere del treno, che fu più paragonabile al capitano di una nave.
reference_flipped: Fu l'autista, non l'ingegnera del treno, che fu più paragonabile al capitano di una nave.