Line in the ircd setup file, describing who is the administrator of an IRC Server:

Format:
A:1st output line:2nd output line:last output line

Or more usually:
A:Server name:Admin name:EMail address

In cyclone at least, there's also (in no particular order) a K:Line, Q:Line, C:Line, N:Line, X:Line, O:Line, M:Line, Y:Line, I:Line, U:Line, L:Line, H:Line and a P:Line. There's also a G:Line