Dr Who to server

I am having a problem adding Dr Who to my server as the old series goes from season 1 thru 26, BUT The new series also goes season 1 thru X, so how do you tell plex that you have the old or new series?

the shows are listed including the year they first aired…

TV Shows  <- the folder linked with your library 
  Doctor Who (1963)
    …
  Doctor Who (2005)
    …
  Doctor Who (2024)
    …

https://support.plex.tv/articles/naming-and-organizing-your-tv-show-files/