Original sentence: A number of councillors are not standing again including, in Belfast, Tim Attwood (the leader of the SDLP group), David Armitage (Alliance) and Lydia Patterson (DUP).Ruth Patterson, formerly DUP, and the Green councillor Georgina Milne are also standing down
Edited sentence: A number of Councillors are not standing again including in Belfast Tim Attwood, the leader of the rump SDLP group, David Armitage (Alliance) and Lydia Patterson (DUP).Ruth Patterson, formerly DUP, and the Green Councillor Georgina Milne who rarely attended meetings are also standing down