X3DScriptNode : X3DChildNode,X3DURLObject {
  SFNode   [in,out] metadata NULL [X3DMetadataObject]
  MFString [in,out] url      []   [URI]
}

Script : X3DScriptNode {
  SFNode    [in,out] metadata     NULL  [X3DMetadataObject]
  MFString  [in,out] url          []    [URI]
  SFBool    []       directOutput FALSE
  SFBool    []       mustEvaluate FALSE
  # And any number of
}

