digraph NH {
rankdir=LR;
NodeTable [
    pos="0,0!",
    fontsize=32,
    shape=plaintext
    label=<


    <table border='1' cellborder='0'>
        <tr><td>ID</td><td>time</td></tr>
        <tr><td>0</td><td>21</td></tr>
        <tr><td>1</td><td>21</td></tr>
        <tr><td>2</td><td>21</td></tr>
        <tr><td>3</td><td>21</td></tr>
        <tr><td>4</td><td>19</td></tr>
        <tr><td>5</td><td>15</td></tr>
        <tr><td>6</td><td>10</td></tr>
    </table>

    >
];

EdgeTable [
    pos="4,0!",
    fontsize=32,
    shape=plain
    label=<
    <table border='1' cellborder='0'>
        <tr><td>left</td><td>right</td><td>parent</td><td>child</td></tr>
        <tr><td>l</td><td>r</td><td>4</td><td>0</td></tr>
        <tr><td>l</td><td>r</td><td>4</td><td>1</td></tr>
        <tr><td>l</td><td>r</td><td>5</td><td>2</td></tr>
        <tr><td>l</td><td>r</td><td>5</td><td>3</td></tr>
        <tr><td>l</td><td>r</td><td>6</td><td>4</td></tr>
        <tr><td>l</td><td>r</td><td>6</td><td>5</td></tr>
    </table>

    >
]


}
    
