<!ELEMENT timingAttrs_attrGroup EMPTY>

<!ATTLIST timingAttrs_attrGroup
                begin          CDATA  #IMPLIED 
                dur            CDATA  #IMPLIED
                end            CDATA  #IMPLIED
                restart        (always | never | 
                                 whenNotActive)  "always"
                repeatCount    CDATA  #IMPLIED 
                repeatDur      CDATA  #IMPLIED
                fill           (remove | freeze) "remove"
              >