public static Graph Create()
{
var graph = new Graph();
Func <int, int> hours = (int h) => h * 3600;
Func <int, int> minutes = (int m) => m * 60;
Func <int, int> seconds = (int s) => s;
Func <int, int, int> track2secs = (int t, int s) => t * 60 + s * 30;
Func <int, int> turnaround2secs = (int c) => c * 30;
Debug.Assert(track2secs(2, 1) == minutes(2) + seconds(30));
Debug.Assert(turnaround2secs(4) == minutes(2));
var ar1 = new ArrivalNode("(1,2)", 0);
var ar2 = new ArrivalNode("(3)", minutes(2) + 30);
var arm1 = new MovementNode("(1, 2) to T3", track2secs(2, 1));
var split12 = new SplitNode("(1, 2) to (1), (2)", minutes(2));
var m2 = new MovementNode("(2) to T2", track2secs(2, 1));
var s1 = new ServiceNode("(2) on T2", minutes(34));
var m3 = new MovementNode("(1) to T4", track2secs(2, 1));
var p3a = new ParkingNode("(1) P3");
var p3b = new ParkingNode("(2) P3");
var arm2a = new MovementNode("(3) to T3", track2secs(2, 1));
var arm2b = new TurnAroundNode(turnaround2secs(4));
var arm2c = new MovementNode("(3) to T1", track2secs(2, 1));
var m4 = new MovementNode("(2) to G", track2secs(3, 2));
var m5a = new MovementNode("(1) to T3", track2secs(2, 1));
var m5b = new TurnAroundNode(turnaround2secs(3));
var m5c = new MovementNode("(1) to T2", track2secs(2, 1));
var s2 = new ServiceNode("(1) on T2", minutes(34));
var m6 = new MovementNode("(1) to T1", track2secs(3, 2));
var m7 = new SplitNode("(3) (1) to (3, 1)", minutes(3));
var m8a = new MovementNode("(3, 1) to T4", track2secs(3, 2));
var m8b = new TurnAroundNode(turnaround2secs(7));
var m8c = new MovementNode("(3, 1) to G", track2secs(3, 2));
var dep1 = new DepartureNode("(2)", minutes(90));
var dep2 = new DepartureNode("(3, 1)", hours(2));
ar1.AddSuccessor(arm1);
ar2.AddSuccessor(arm2a);
split12.AddSuccessor(m2);
split12.AddSuccessor(m3);
split12.AddSuccessor(p3a);
split12.AddSuccessor(p3b);
p3a.AddSuccessor(m2);
p3b.AddSuccessor(m3);
m2.AddSuccessor(s1);
m2.AddSuccessor(m3);
arm1.AddSuccessor(split12);
arm2a.AddSuccessor(arm2b);
arm2b.AddSuccessor(arm2c);
s1.AddSuccessor(m4);
m4.AddSuccessor(dep1);
m3.AddSuccessor(m5a);
m5a.AddSuccessor(m5b);
m5b.AddSuccessor(m5c);
m5c.AddSuccessor(s2);
s2.AddSuccessor(m6);
m6.AddSuccessor(m7);
arm2c.AddSuccessor(m7);
m7.AddSuccessor(m8a);
m8a.AddSuccessor(m8b);
m8b.AddSuccessor(m8c);
m8c.AddSuccessor(dep2);
// Other
graph.ArrivalNodes.Add(ar1);
graph.ArrivalNodes.Add(ar2);
graph.DepartureNodes.Add(dep1);
graph.DepartureNodes.Add(dep2);
graph.Propagate();
return(graph);
}