Many of them are magnificent tours de force of complex composition, producing a spectacular profusion of overlapping images.

Their essential features are their gritty character and their complex composition.

With magpie assiduity, he takes an inventory of details to build his big, vibrant and increasingly complex compositions.

But when these are assembled into complex compositions they don't always quite work.

But when we think of therapeutic sounds, we imagine classical strings and complex compositions - or at least something ambient involving dolphin calls.