Node n22 = new Node(22);
w30.addNode(n22);
r1.addMember(new RelationMember("way-30",w30));
Relation r40 = new Relation(40);
r1.addMember(new RelationMember("relation-40", r40));
source.addPrimitive(n20);
source.addPrimitive(n21);
source.addPrimitive(n22);
source.addPrimitive(w30);
source.addPrimitive(r40);
source.addPrimitive(r1);