With no explanation, label each line with "organization-other", "O", "organization-government/governmentagency", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
During
her
career
at
NASA
,
Nagaraja
Nagaraja
trained
astronauts
and
operated
as
one
of
NASA
’
s
certified
flight
controllers
for
the
communications
system
of
their
Mission
Control
Center
.
During:O
her:O
career:O
at:O
NASA:organization-government/governmentagency
,:O
Nagaraja:person-other
Nagaraja:person-other
trained:O
astronauts:O
and:O
operated:O
as:O
one:O
of:O
NASA:organization-government/governmentagency
’:O
s:O
certified:O
flight:O
controllers:O
for:O
the:O
communications:O
system:O
of:O
their:O
Mission:organization-other
Control:organization-other
Center:organization-other
.:O