Talk to the train operator. He and his family have lots of answers.

(For the non-New Yorkers there is no 9 train, yet I just rode it)

Parallel

Lolol the fucking red 9 train?! What even is that? It can't be an upside 6 because it's the wrong color

If I saw a 9 train, I’d just assume it goes to Queens.

I don’t know but it looks inevitable.

The funniest thing is that it is not even a 6 upside down lol