document{()},
document{()},
document{()},
document{""},
document{""},
document{text{()}},
document{text{()}},
document{text{"text1"}},
document{text{"text2"}},
document{<f/>},
<e1/>,
<e2/>,
<e3/>,
<e3 attr1="value1"/>,
attribute name {"value"},
text{()},
text{"text3"},
<e5>
    text4
    <e/>
    text5
    <?target data?>
    <!-- comment -->
    <e6 attr2="value2" attr3="value2"/>
    <e6 attr2="value3" attr3="value3"/>
    <e6 attr2="value4" attr3="value4"/>
</e5>,
<?target data?>,
<!-- comment -->,
<e xmlns="http://example.com/"/>,
<p:e xmlns:p="http://example.com/"/>
