Complex sentence: It was the central headquarters for the railroad's operations, with a central control console which included a fully functional signal system utilizing the block signalling lights on the control panel indicate the presence of a train in a particular track segment and update the signals accordingly.
Split into simpler sentences: It was the central headquarters for the railroad's operations, with a central control console which included a fully functional signal system utilizing block signalling. Lights on the control panel indicate the presence of a train in a particular track segment and update the signals accordingly.