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 ":".
Golden
eagles
,
which
are
natural
competitors
of
other
birds
of
prey
,
do
not
primarily
feed
on
these
animals
and
were
able
to
colonize
the
islands
in
the
early
1990s
.
Golden:other-livingthing
eagles:other-livingthing
,:O
which:O
are:O
natural:O
competitors:O
of:O
other:O
birds:O
of:O
prey:O
,:O
do:O
not:O
primarily:O
feed:O
on:O
these:O
animals:O
and:O
were:O
able:O
to:O
colonize:O
the:O
islands:O
in:O
the:O
early:O
1990s:O
.:O