With no explanation, label each line with "O", "other-astronomything", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Apart
from
Pluto
,
it
was
one
of
the
first
such
objects
discovered
(
beaten
by
two
days
by
(
385185
)
1993
RO
and
by
one
day
by
1993
RP
)
,
and
the
first
to
have
an
orbit
calculated
well
enough
to
receive
a
number
.
Apart:O
from:O
Pluto:other-astronomything
,:O
it:O
was:O
one:O
of:O
the:O
first:O
such:O
objects:O
discovered:O
(:O
beaten:O
by:O
two:O
days:O
by:O
(:O
385185:O
):O
1993:other-astronomything
RO:other-astronomything
and:O
by:O
one:O
day:O
by:O
1993:other-astronomything
RP:other-astronomything
):O
,:O
and:O
the:O
first:O
to:O
have:O
an:O
orbit:O
calculated:O
well:O
enough:O
to:O
receive:O
a:O
number:O
.:O