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 ":".
The
radial
velocity
variations
of
the
primary
can
be
measured
and
the
pair
have
a
somewhat
eccentric
orbit
of
51.4
days
.
The:O
radial:O
velocity:O
variations:O
of:O
the:O
primary:O
can:O
be:O
measured:O
and:O
the:O
pair:O
have:O
a:O
somewhat:O
eccentric:O
orbit:O
of:O
51.4:O
days:O
.:O