SoToVRMLAction(3) on Linux
The text 5e2a994d5949, as Debian 7 (Wheezy) shipped it.
The SoToVRMLAction class builds a new scene graph using only VRML 1.0 nodes. This action is used for converting a scene graph of VRML2/VRML97 nodes to a new scene graph using only VRML1 compatible nodes.