#converging__convergence  the act of converging (coming closer)
  supertype:  joining__connection__connexion  the act of bringing two things into contact; "the joining of hands around the table"
  subtype:  merging__coming_together  the act of joining together as one; "the merging of the two groups occurred quickly"; "there was no meeting of minds"
     subtype:  concourse.merging__confluence  a coming together of people

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