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 ":".
Fainter
still
is
PSS
544-7
,
an
eighteenth-magnitude
red
dwarf
around
20
percent
the
mass
of
the
Sun
,
located
from
Earth
.
Fainter:O
still:O
is:O
PSS:other-astronomything
544-7:other-astronomything
,:O
an:O
eighteenth-magnitude:O
red:O
dwarf:O
around:O
20:O
percent:O
the:O
mass:O
of:O
the:O
Sun:other-astronomything
,:O
located:O
from:O
Earth:other-astronomything
.:O