Is There Anybody Out There? The Wall Live 1980–81
It is a live rendition of "The Wall" , produced and engineered by James Guthrie , with tracks selected from the August 1980 and June 1981 performances at Earls Court in London . 
<triplet> the August 1980 and June 1981 performances <subj> The Wall <obj> based on <triplet> Earls Court <subj> London <obj> located in the administrative territorial entity