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 ":".
A
second
1997
study
deduced
a
value
of
78
%
,
by
assuming
Fomalhaut
has
the
same
metallicity
as
the
neighboring
star
TW
Piscis
Austrini
,
which
has
since
been
argued
to
be
a
physical
companion
.
A:O
second:O
1997:O
study:O
deduced:O
a:O
value:O
of:O
78:O
%:O
,:O
by:O
assuming:O
Fomalhaut:O
has:O
the:O
same:O
metallicity:O
as:O
the:O
neighboring:O
star:O
TW:other-astronomything
Piscis:other-astronomything
Austrini:other-astronomything
,:O
which:O
has:O
since:O
been:O
argued:O
to:O
be:O
a:O
physical:O
companion:O
.:O