Cute is how we like them, we want you to feel sorry about planning massive biter massacres. In fact we want you to feel pity towards them
We are also working on their sound design, and apart from that we might have some other surprises to make killing them extra gratifying to watch.
You are an ...

If you have troubles with long distance fluid transport, remember that you can always use barrelling. Barrels on underground belts resemble underground pipes and in addition don't block movement. For really long distances you can use trains.

Thanks DaveMcW and quyxkh for useful suggestions. I managed to create what I was looking for. I didn't use 'stations encoding', like you quyxkh showed, because I need one cable for each station due to other reasons. In case someone wants to check it:

https://i.imgur.com/ixDhaie.jpg
https://i ...

Do you mean that?
https://i.imgur.com/vfAV3HN.jpg
https://i.imgur.com/F0VwuFD.jpg
https://i.imgur.com/57uDQZx.jpg
It would work only if ids were "T" type signals. That means I would need to duplicate also whole id list for "U". Or it even may not work, as it always passes "T", even if it doesn ...

In short: I need to figure out how to compare a list of signals with a list of signals and output only matched signals.
In details:
I have two train stations, the first outputs "T+train id", the second "U+train id". I also have a list of train ids. I need a circuit setup that checks if a train is ...