Attributes with inconsistent definitions

align has 2 unique declarations:
content-type has 2 unique declarations:
frame has 2 unique declarations:
id has 2 unique declarations:
list-type has 2 unique declarations:
mime-subtype has 2 unique declarations:
mimetype has 2 unique declarations:
notation has 2 unique declarations:
pub-id-type has 2 unique declarations:
rid has 3 unique declarations:
rowspan has 2 unique declarations:
scope has 2 unique declarations:
xlink:href has 2 unique declarations:
xlink:type has 2 unique declarations:
xml:lang has 2 unique declarations:
xml:space has 2 unique declarations:
xmlns:xlink has 2 unique declarations: