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 ":".
until
midnight
it
is
Rahu
's
day
.
until:O
midnight:O
it:O
is:O
Rahu:other-astronomything
's:O
day:O
.:O