Original sentence: Some companies continued to run more inferior third or fourth class trains in addition to the minimum standard parliamentary train.The reason for the reluctance was a fear of losing revenue if passengers who could afford to travel in second class switched to third class if facilities there became bearable
Edited sentence: The reason for the reluctance was a fear of losing revenue if passengers who could afford to travel in second class switched to third class if facilities there became bearable.. Some companies continued to run more inferior third or fourth class trains in addition to the minimum standard parliamentary train