The data sources are CSVs in this repository: https://github.com/BobAdamsEE/SouthParkData/
Looks like all the data is preprocessed, with everyone mostly having only 1 line. (Actually, it appears the line you note in 10-3 is broken!) You can make an argument that the script isn't processed correctly, but that's beyond the scope of the analysis, although a note might be helpful.