sentence: The main cause of that change was that I had to have breakfast , lunch and dinner in my college dorm 's dining room , which had amazingly good cooks . They 'd cook really good dishes such as cocido , garbanzos and paella .
modified: The main cause of that change was that I had to have breakfast , lunch and dinner at my college dorm 's dining room that had amazingly good cooks , They 'd cook really good dishes such as cocido , garbanzos and paella .
transformation: PREP, PUNCT, DET, PUNCT