# http://g.jk.gs/tU.png

digraph {
    rankdir="LR"
    splines=false

    subgraph cluster_r1 {
        label="Remote"
        node [group=r1_main shape=Mrecord style=filled fillcolor="#DAF4DE"]
        edge [dir=back]
        r1_c1 [label="c1"]
        r1_c2 [label="c2"]
        r1_c3 [label="c3"]

        r1_c1->r1_c2->r1_c3

        node [group=r1_branches]
        r1_d1 [label="d1"]
        r1_d2 [label="d2"]
        r1_e1 [label="e1"]

        r1_c1->r1_d1->r1_d2
        r1_d1->r1_e1->r1_c3

        node [shape=box style=filled fillcolor="#F1F3F1"]
        r1_master [label="master"]
        r1_user1_iss01 [label="User1/iss01"]
        r1_user2_iss01 [label="User2/iss01"]

        {rank=same; r1_c3->r1_master}
        {rank=same; r1_d2->r1_user1_iss01}
        {rank=same; r1_e1->r1_user2_iss01}
    }

    subgraph cluster_u1 {
        label="User1"
        node [group=u1_main shape=Mrecord style=filled fillcolor="#DAF4DE"]
        edge [dir=back]
        u1_c1 [label="c1"]
        u1_c2 [label="c2"]
        u1_c3 [label="c3"]

        u1_c1->u1_c2->u1_c3

        node [group=u1_branches]
        u1_d1 [label="d1"]
        u1_d2 [label="d2"]

        u1_c1->u1_d1->u1_d2

        node [shape=box style=filled fillcolor="#F1F3F1"]
        u1_HEAD [label="HEAD" fontcolor=white style=filled fillcolor="#5A5C5B"]
        u1_master [label="master"]
        u1_user1_iss01 [label="User1/iss01"]

        u1_user1_iss01->u1_HEAD
        {rank=same; u1_c3->u1_master}
        {rank=same; u1_d2->u1_user1_iss01}
    }

    subgraph cluster_u2 {
        label="User2"
        node [group=u2_main shape=Mrecord style=filled fillcolor="#DAF4DE"]
        edge [dir=back]
        u2_c1 [label="c1"]
        u2_c2 [label="c2"]
        u2_c3 [label="c3"]

        u2_c1->u2_c2->u2_c3

        node [group=u2_branches]
        u2_d1 [label="d1"]
        u2_d2 [label="d2"]
        u2_e1 [label="e1"]

        u2_c1->u2_d1->u2_d2
        u2_d1->u2_e1

        node [shape=box style=filled fillcolor="#F1F3F1"]
        u2_HEAD [label="HEAD" fontcolor=white style=filled fillcolor="#5A5C5B"]
        u2_master [label="master"]
        u2_user1_iss01 [label="User1/iss01"]
        u2_user2_iss01 [label="User2/iss01"]

        u2_user2_iss01->u2_HEAD
        {rank=same; u2_c3->u2_master}
        {rank=same; u2_d2->u2_user1_iss01}
        {rank=same; u2_e1->u2_user2_iss01}
    }
}