started
First: one
2
<table>
t11
t21
t12
t22
</table>
3
previous=() next=(uri-removed)

Next: one
2
<table>
t13
t23
</table>
3
previous=(uri-removed) next=()

Previous: one
2
<table>
t11
t21
t12
t22
</table>
3
previous=() next=(uri-removed)

shutdown
