ðə klˈɔːz ɪz pˈɑːɹt ʌv pɹˈɛdᵻkˌeɪt ɪnwˌɪtʃ bᵻlˈɔŋz tʊ ɐ sˈɛntəns kəntˈeɪnɪŋ ɐn ˈækʃən ɐbˌaʊt ðə sˈʌbdʒɛkt.
The clause is part of predicate in which belongs to a sentence containing an action about the subject.