With no explanation, label each line with "location-GPE", "O", "event-disaster", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
film
's
release
was
hampered
by
the
Boxing
Day
Tsunami
which
also
hit
Chennai
.
The:O
film:O
's:O
release:O
was:O
hampered:O
by:O
the:O
Boxing:event-disaster
Day:event-disaster
Tsunami:event-disaster
which:O
also:O
hit:O
Chennai:location-GPE
.:O