#donor.benefactor__giver__presenter  person who makes a gift of property
  supertype:  benefactor__helper  a person who helps people or institutions
  subtype:  abnegator  one who gives up or relinquishes or renounces something
  subtype:  almsgiver  a person who gives alms
  subtype:  Indian_giver  one who ask you to return the present he has given you
  subtype:  philanthropist__altruist  someone who makes charitable donations intended to increase human well-being
     instance:  Andrew_Carnegie__Carnegie  Peter_Cooper__Cooper  Ezra_Cornell__Cornell  Solomon_Guggenheim__Guggenheim  John_Harvard__Harvard  Milton_Snavely_Hershey__Hershey  Hopkins__Johns_Hopkins  Andrew_William_Mellon__Mellon__Andrew_Mellon__Andrew_W._Mellon  Alfred_Bernhard_Nobel__Nobel__Alfred_Nobel  First_Viscount_Nuffield__Nuffield__William_Richard_Morris  John_Davison_Rockefeller__Rockefeller__John_D._Rockefeller  Cornelius_Vanderbilt__Vanderbilt__Commodore_VAnderbilt  Elihu_Yale__Yale
  subtype:  subscriber__contributor  someone who contributes (or promises to contribute) a sum of money
  subtype:  subsidizer__subsidiser  someone who assists or supports by giving a subsidy
  subtype:  tipper  a person who leaves a tip; "a generous tipper"

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