Memmy - An iOS client for Lemmy

On me my and third party apps on Reddit like Rif, sync all of them they have colored lines showing you the level of comments. Some are under a parent and some are just way off. How do you find what comment is referring to what? Has to be a simple way or am I just missing how easy it is outright?

I had a hard time in all Reddit apps I finally settled on rif with no lines but they had the parent next, previous