1 document{()},

     2 document{()},

     3 document{()},

     4 document{""},

     5 document{""},

     6 document{text{()}},

     7 document{text{()}},

     8 document{text{"text1"}},

     9 document{text{"text2"}},

    10 document{<f/>},

    11 <e1/>,

    12 <e2/>,

    13 <e3/>,

    14 <e3 attr1="value1"/>,

    15 attribute name {"value"},

    16 text{()},

    17 text{"text3"},

    18 <e5>

    19     text4

    20     <e/>

    21     text5

    22     <?target data?>

    23     <!-- comment -->

    24     <e6 attr2="value2" attr3="value2"/>

    25     <e6 attr2="value3" attr3="value3"/>

    26     <e6 attr2="value4" attr3="value4"/>

    27 </e5>,

    28 <?target data?>,

    29 <!-- comment -->,

    30 <e xmlns="http://example.com/"/>,

    31 <p:e xmlns:p="http://example.com/"/>