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