<classSpec ident="att.contemporary" module="MEI.shared" type="atts">
                                    
                                    <desc xml:lang="en">Attributes specifying whether a feature is contemporary or historical.</desc>
                                    
                                    <attList>
                                       
                                       <attDef ident="contemporary" usage="opt">
                                          
                                          
                                          </attDef>
                                       </attList>
                                    </classSpec>