Complex sentence: Sailor John and Skiff race past the first junction and just as they do the signal turns red as Gordon rushes through with the express, this leads Thomas to race forward just avoiding being in a collision with Gordon.
Split into simpler sentences: Sailor John and Skiff race past the first junction and just as they do the signal turns red as Gordon rushes through with the Express. This leads Thomas to race forward, just avoiding being in a collision with Gordon.