code: @SuppressWarnings("unchecked")
  	@Override
  	public EList<IfcCovering> getRelatedCoverings() {
  		return (EList<IfcCovering>) eGet(Ifc4Package.Literals.IFC_REL_COVERS_SPACES__RELATED_COVERINGS, true);
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated