#request__petition  a formal message requesting something submitted to an authority
  supertype:  #subject_matter__subjectmatter__message__content__substance  what a communication that is about something is about
  subtype:  #application.request  a verbal or written request for assistance or employment or admission to a school; "December 31 is the deadline for applications"
     subtype:  #job_application__jobapplication  an application for a job
     subtype:  #credit_application  an application for a line of credit
     subtype:  #loan_application  an application to borrow money
        subtype:  #mortgage_application  an application for a mortgage loan
     subtype:  #patent_application  an application for sole rights to an invention
  subtype:  #ingathering__solicitation__appeal__collection  request for a sum of money; "an appeal to raise money for starving children"
     subtype:  #whip-round  (British) solicitation of money usually for a benevolent purpose
  subtype:  #demand.request  an urgent or peremptory request; "his demands for attention were unceasing"
     subtype:  #challenge.demand  a demand by a sentry for a password or identification
     subtype:  #ultimatum  a final peremptory demand
     subtype:  #insisting__insistence  continual and persistent demands
     subtype:  #duty_call__call__claim  a demand especially in the phrase "the call of duty"
     subtype:  #requisition  the act of requiring; an authoritative request or demand (especially by a military or public authority that takes something over (usually temporarily) for military or public use)
     subtype:  #card_call__call  a demand for a show of hands in a card game; "after two raises there was a call"
     subtype:  #margin_call__call  a demand by a broker that a customer deposit enough to bring his margin up to the minimum requirement
     subtype:  #wage_claim__pay_claim__payclaim  the wage demanded from management for workers by their union representatives

No statement uses or specializes #request; click here to add one.