#enquiry__inquiry__research  a search for knowledge; "their pottery deserves more research than it has received"
  supertype:  problem_solving  the thought processes involved in solving a problem
  subtype:  nature_study  the study of animals and plants in the natural world (usually at an elementary level)
  subtype:  experimentation__experiment  the testing of an idea; "it was an experiment in living"; "not all experimentation is done in laboratories"
     subtype:  pilot_experiment__pilotexperiment  a preliminary experiment whose outcome can lead to a more extensive experiment
     subtype:  trial_run__trialrun__trial__test__tryout  trying something to find out about it; "a sample for ten days free trial"; "a trial of progesterone failed to relieve the pain"
        subtype:  field_trial__fieldtrial  a test to display the performance of some new product
        subtype:  alpha_test__alphatest  a first test of an experimental product (such as computer software) carried out by the developer
        subtype:  beta_test  a second test of an experimental product (such as computer software) carried out by an outside organization
        subtype:  road_test  a test to insure that a vehicle is roadworthy
           subtype:  test_drive  test of the roadworthiness of a vehicle one is considering buying
        subtype:  trial_balloon__trialballoon  a test of public opinion
  subtype:  empirical_research__empiricalresearch  an empirical search for knowledge
  subtype:  investigation__probe  an inquiry into unfamiliar or questionable activities; "there was a congressional probe into the scandal"
  subtype:  public_opinion_poll__poll__opinion_poll__opinionpoll__canvass  an inquiry into public opinion conducted by interviewing a random sample of people
     subtype:  straw_vote__strawvote__straw_poll__strawpoll  an unofficial vote taken to determine opinion on some issue
  subtype:  heraldry.enquiry  the study and classification of armorial bearings and the tracing of genealogies

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