sentence: I started to feel bored with the complementary courses on my curriculum because they were the kind of courses that did n't have any relevance to my university course , which is mainly about System Engineering , and I was required to take complementary courses such as Ecology , Law , and so on .
modified: I started to feel bored with complementary courses on my curriculum because there were the kind of courses that did n't have any help to my university career which is mainly about System Engineering , and I was required to take complementary courses such as Ecology , Laws , and so on .
transformation: DET, OTHER, NOUN, NOUN, PUNCT, NOUN:NUM