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 ":".
This
object
is
a
G-type
main-sequence
star
with
a
stellar
classification
of
G7V
.
This:O
object:O
is:O
a:O
G-type:O
main-sequence:O
star:O
with:O
a:O
stellar:O
classification:O
of:O
G7V:other-astronomything
.:O