src/doc/book/second-edition/dot/trpl04-03.dot

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        <TR><TD>name</TD><TD>value</TD></TR>
        <TR><TD>ptr</TD><TD PORT="pointer"></TD></TR>
        <TR><TD>len</TD><TD>5</TD></TR>
        <TR><TD>capacity</TD><TD>5</TD></TR>
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        <TR><TD>1</TD><TD>e</TD></TR>
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        <TR><TD>len</TD><TD>5</TD></TR>
        <TR><TD>capacity</TD><TD>5</TD></TR>
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