code: public void setCrunchbase(String crunchbase) {
      if(crunchbase != null) {
        crunchbase = crunchbase.trim();
      }
      this.crunchbase = crunchbase;
    }
docs: Set link to CrunchBase.  Note: Provided only for entities that exist in this
  that exist in this linked data-set.
  
  @param crunchbase link to CrunchBase