With no explanation, label each line with "O", "organization-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
major
contenders
in
the
state
were
the
United
Progressive
Alliance
(
UPA
)
and
National
Democratic
Alliance
(
NDA
)
.
The:O
major:O
contenders:O
in:O
the:O
state:O
were:O
the:O
United:organization-other
Progressive:organization-other
Alliance:organization-other
(:O
UPA:organization-other
):O
and:O
National:organization-other
Democratic:organization-other
Alliance:organization-other
(:O
NDA:organization-other
):O
.:O