<!--
    This file is part of GumTree.

    GumTree is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    GumTree is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public License
    along with GumTree.  If not, see <http://www.gnu.org/licenses/>.

    Copyright 2011-2015 Jean-Rémy Falleri <jr.falleri@gmail.com>
    Copyright 2011-2015 Floréal Morandat <florealm@gmail.com>
-->
<tree type="root">
    <tree type="a">
        <tree type="b"/>
        <tree type="c" label="foo"/>
    </tree>
    <tree type="d">
        <tree type="a">
            <tree type="b"/>
            <tree type="c" label="foo"/>
        </tree>
    </tree>
</tree>
