Complex sentence: Lisa and her mother plan to attend an opera that Ramon and she were to see before his death; on the way Lisa sees Maretti driving the same bus that had killed the pedestrian, and there is a brief moment where the two see each other.
Split into simpler sentences: Lisa and her mother plan to attend an opera that Ramon and she were to see before his death. On the way, Lisa sees Maretti driving the same bus that had killed the pedestrian and there is a brief moment where the two see each other.