1

digraph G {

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    compound=true;

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    rankdir=LR;

     4

     5

    subgraph cluster0 {

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        label = "Network";

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	{rank=source; client; server;}

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	client;

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	server;	

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	color = black;

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    }

    12

    13

    subgraph cluster1 {

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        label = "Game Engine";

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	{rank=min; gs; physics; interpolation; }

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	gs;

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	physics;

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	interpolation;

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	color = black;

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    }

    21

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    {rank=sink; input; graphics;}

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    client->server;

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    server->client;

    25

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    gs->physics;	

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    physics->interpolation;

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    input->interpolation;

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    input->client;

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    interpolation->graphics;

    32

    33

    server->gs;

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    gs->client;

    35

}