With no explanation, label each line with "other-livingthing", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
In
2001
,
the
families
Stemonuraceae
and
Cardiopteridaceae
were
added
to
this
order
.
In:O
2001:O
,:O
the:O
families:O
Stemonuraceae:other-livingthing
and:O
Cardiopteridaceae:other-livingthing
were:O
added:O
to:O
this:O
order:O
.:O