URL: https://i.guim.co.uk/img/static/sys-images/Guardian/Pix/pictures/2014/6/25/1403700699236/84de9fe0-a0ce-4c94-958f-f348fcbd39a0-bestSizeAvailable.jpeg?width=460&quality=85&auto=format&fit=max&s=93cd75283be7099a306002a5f218ed5f
URL2: https://www.theguardian.com/music/2021/dec/01/alvin-lucier-american-avant-garde-composer-dies-aged-90