This works for me, however, instead of looking for the device `TPPS/2 Elan Trackpoint`, I had to use the id of `TrackPoint Keyboard 2`. The downside of this fix is that pasting with the middle button does not work anymore.
F. Suchanek, G. Kasneci, and G. Weikum. Proceedings of the 16th International Conference on World Wide Web, page 697--706. New York, NY, USA, ACM, (2007)
M. Zhou, S. Bao, X. Wu, and Y. Yu. Proceedings of the 6th International Semantic Web Conference and 2nd Asian Semantic Web Conference (ISWC/ASWC2007), Busan, South Korea, volume 4825 of LNCS, page 680--693. Berlin, Heidelberg, Springer Verlag, (2007)
M. Ring, F. Otto, M. Becker, T. Niebler, D. Landes, and A. Hotho. Proceedings of the European Conference on Machine Learning and Knowledge Discovery in Databases, volume 9284 of Lecture Notes in Computer Science, page 251-266. Springer International Publishing, (2015)