digraph datalink {
	subgraph cluster0 {
		node [shape=record];
		label = "Up";
    	up [label="<1>|<2>|<3>|<4>|<5>"];
		color = "white"
	}
	subgraph cluster1{
		node [shape=record];
		label = "Down";
		labelloc = b;
    	down [label="<1>|<2>|<3>"];
		color = "white"
	}
    up:1 -> down:1;
    up:3 -> down:2;
    up:5 -> down:3;
}

