With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
A
decision
was
taken
to
build
an
underpass
as
it
was
blocked
by
rail
route
and
a
national
highway
connecting
Kozhikode
-
a
first
kind
in
the
country
.
A:O
decision:O
was:O
taken:O
to:O
build:O
an:O
underpass:O
as:O
it:O
was:O
blocked:O
by:O
rail:O
route:O
and:O
a:O
national:O
highway:O
connecting:O
Kozhikode:location-GPE
-:O
a:O
first:O
kind:O
in:O
the:O
country:O
.:O