Walter Briscoe (Walter Briscoe ) gurgled
happily, sounding much like they were saying:

Do LU have any platforms shared by trains which do not have the same
number of cars in a set? Do such platforms have BR/Network Rail-style

Yes!
Metropolitan (8) shares with Circle and Hammersmith & City (6) and also
with Piccadilly (6). Bakerloo (7) shares with Overground (?).

Met also shares platforms with Chiltern diesels (2-6)