I have found that part of Cycleway is not displaying. It may be because it is a trail combined for cyclists and pedestrians. For example here: https://www.openstreetmap.org/edit#map=16/49.2290/17.4897 I can't syntax programming language, but I would like something like that: Higway = Cycleway*
https://wiki.openstreetmap.org/wiki/Tag:highway%3Dcycleway
https://wiki.openstreetmap.org/wiki/Tag:highway%3Dcycleway