Node s = g.getStartPlace();
Node n = new Node(s.getId(), s.getName());
n.setTempRuns(lambda);
s.incIteration();
n.setIteration(s.getIteration());
Key start = new Key(n.getId(), lambda);
unfoldedNet.put(start, n);
LinkedList<NodePair> queue = new LinkedList<NodePair>();
queue.addLast(new NodePair(s, n));
runThroughNet(queue);