SoVRMLIndexedFaceSet(3) on Linux
The text a68284c939c2, as Debian 8 (Jessie) shipped it.
The SoVRMLIndexedFaceSet class is used for representing a generic 3D shape. The detailed class documentation is taken verbatim from the VRML97 standard (ISO/IEC 14772-1:1997). It is copyright The Web3D Consortium, and is used by permission of the Consortium: