Input

<slideshow>
<title>This is a title</title>
<slides>

<slide>
<title>This is slide 1</title>
<point>Point 1
<point>Point 2
<point>Point 3
<point>Point 4
</slide>

<slide>
<title>This is slide 2</title>
...
</slide>
</slides>
</slideshow>