set blockSet to my removeFromList(coordKey, blockSet) set dList to dPos & {dWidth, dHeight} set ttList to tPos & {tHeight, tHeight} set a1Res to (current application’s NSIntersectionRect(aRect, bRect)) as {record, list} return not (a1Res = {origin:{x:0.0, y:0.0}, |size|:{width:0.0, height:0.0}}) ret...