The materials of Compound No.1a are: single passing cars in Lübeck (Northern Germany) at night; an intersection with an overhead passing train in Berlin Kreuzberg during the day; a car from the inside during a day trip through Northern Germany; heavy breathing during sex; a whining child in my backyard; an excerpt from "Coptic Light" by Morton Feldman; a cafe in Lübeck; a dubstep intro; honking fans of the Turkish National Soccer Team at the Hermannplatz in Berlin; During the course of the piece, the accordions constantly change their identity: The accordeon is lung, is voice, is car horn.