#complex_sentence__complexsentence  a sentence composed of at least one main clause and one subordinate clause
  supertype:  sentence  a string of words satisfying the grammatical rules of a language; "he always spoke in grammatical sentences"
  part:  main_clause  subordinate_clause
  subtype:  loose_sentence__loosesentence  a complex sentence in which the main clause comes first and the subordinate clause follows
  subtype:  periodic_sentence  a complex sentence in which the main clause comes last and is preceded by the subordinate clause

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