<slide>
<title>Let's imagine another compound index</title>

<table>
<tr><th>_Country_</th><th>_Type_</th><th>Name</th></tr>
<tr><td>...</td><td>...</td><td>...</td></tr>
<tr><td>GB</td><td>PPLA</td><td>Edinburgh</td></tr>
<tr><td>GB</td><td>PPL</td><td>Egham</td></tr>
<tr><td>...</td><td>...</td><td>...</td></tr>
<tr><td>GB</td><td>PPLC</td><td>London</td></tr>
<tr><td>...</td><td>...</td><td>...</td></tr>
<tr><td>NL</td><td>PPLC</td><td>Amsterdam</td></tr>
<tr><td>NL</td><td>PPLA</td><td>Arnhem</td></tr>
<tr><td>NL</td><td>PPLA</td><td>Assen</td></tr>
<tr><td>NL</td><td>PPLG</td><td>Den Haag</td></tr>
<tr><td>...</td><td>...</td><td>...</td></tr>
</table>
</slide>
