With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
Major
features
were
added
which
in
other
language
systems
would
typically
correspond
to
major
release
numbers
.
Major:O
features:O
were:O
added:O
which:O
in:O
other:O
language:O
systems:O
would:O
typically:O
correspond:O
to:O
major:O
release:O
numbers:O
.:O