#course_of_lectures  a series of lectures dealing with a subject
  supertype:  course__course_of_instruction__course_of_study__class__clas  education imparted in a series of lessons or class meetings; "he took a course in basket weaving"; "flirting is not unknown in college classes"
  part of:  course_of_study__program__curriculum__syllabus  a course of academic studies; "he was admitted to a new program at the university"

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