Utilize the input text as a context reference, choose the right relationship between 'Clover Moore' and 'Lord Mayor of Sydney' from the options.
Options: position held, creator, owner of, original broadcaster

Vogue Fashion’s Night Out was officially opened by the Lord Mayor of Sydney Clover Moore and Vogue Editor-in-chief Edwina McCann, who were joined by a swarm of celebrities, designers and fashion bloggers.
position held