DTD - Pronoun Entry

Pronoun Entry:

<!ELEMENT pronEntry (variants+, type*, gender?, interrogative?)>
                                                                                
<!ELEMENT variants (#PCDATA)>
<!ELEMENT type (#PCDATA)>
<!ELEMENT gender EMPTY>
    <!ATTLIST gender type (pers(masc)|pers(fem)|pers|neut)>
                                                                                
<!ELEMENT interrogative EMPTY>