#rule__regulation  a principle or condition that customarily governs behavior; "it was his rule to take a walk before breakfast"; "short haircuts were the regulation"
  supertype:  #concept__conception__construct  an abstract or general idea inferred or derived from specific instances
  subtype:  #restriction.rule__limitation  a principle that limits the extent of something; "I am willing to accept certain restrictions on my movements"
     subtype:  #quantification.restriction  a limitation imposed on the variables of a proposition (as by the quantifiers `some' or `all' or `no')
     subtype:  #restraint.restriction  a rule or condition that limits freedom; "legal restraints"; "restraints imposed on imports"
  subtype:  #guidepost__guideline__rule_of_thumb  a rule or principle that provides guidance to appropriate behavior
  subtype:  #cy_pres_doctrine__cy_pres__cypre__rule_of_cy_pres  a rule that when literal compliance is impossible the intention of a donor or testator should be carried out as nearly as possible
  subtype:  #working_principle__workingprinciple__working_rule__workingrule  a rule that is adequate to permit work to be done

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