[with
related objects]
<t->, <lt>,
<mt>, <tt>,
<ls>, <hasstate>,
<hasindent>, <hasspace>,
<hashandle>, <hasicon>,
<haslabel>, <haslink>,
<hasmessage>, <hastip>
and <has>
<diputree> <has>
<b>
The branch is a top level branch in diputree.
<b> <has>
<b>
The second branch is contained by the first branch.
<diputree> <hasdefaulttemplate>
<b>
This branch will be the default branch template within
diputree.
<diputree> <hastemplate>
<b>
This branch will be a branch template. Other branches
can refer to this template with the
<t->
relation..
<b> was chosen over <branch> because of its terseness.
The default state of a branch is closed.