xml

<!ELEMENT students(student*)>
<!ELEMENT student (rollno,name,parentname,branch,age,gender,address )>
<!ELEMENT rollno(#PCDATA)>
<!ELEMENT name(#PCDATA)>
<!ELEMENT parentname(#PCDATA)>
<!ELEMENT branch(#PCDATA)>
<!ELEMENT age(#PCDATA)>
<!ELEMENT gender(#PCDATA)>
<!ELEMENT address(#PCDATA|hname|num)>
<!ELEMENT hname(#PCDATA)>
<!ELEMENT num(#PCDATA)>
<!ATTLIST student gender (female|male) "male">
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<?xml version = "1.0"?>
<!DOCTYPE students "1.dtd">
<students>
<student gender="male">
<rollno>1</rollno>
<name>q</name>
<parentname>w</parentname>
<branch>e</branch>
<age>r</age>
<address>
<num>1</num>
<hname>s</hname>
</address>
<gender>y</gender>
</student>



<student gender="female">
<rollno>2</rollno>
<name>u</name>
<parentname>i</parentname>
<branch>o</branch>
<age>p</age>
<address>
<num>2</num>
<hname>s</hname>
</address>
<gender>s</gender>
</student>




<student  gender="male">
<rollno>3</rollno>
<name>d</name>
<parentname>f</parentname>
<branch>g</branch>
<age>h</age>
<address>
<num>3</num>
<hname>d</hname>
</address>
<gender>k</gender>
</student>



<student  gender="female">
<rollno>4</rollno>
<name>l</name>
<parentname>z</parentname>
<branch>x</branch>
<age>c</age>
<address>
<num>4</num>
<hname>d</hname>
</address>
<gender>b</gender>
</student>



<student gender="female">
<rollno>5</rollno>
<name>n</name>
<parentname>m</parentname>
<branch>k</branch>
<age>d</age>
<address>
<num>5</num>
<hname>v</hname>
</address>
<gender>s</gender>
</student>
</students>