With no explanation, label each line with "O", "organization-other", "person-politician", "organization-media/newspaper", "location-GPE", "art-broadcastprogram", "art-film", "art-music", "art-other" or "art-painting" preceded by ":".
He
then
led
NBC
's
coverage
of
US
military
operations
for
the
war
in
Afghanistan
,
and
the
hunt
for
Osama
bin
Laden
,
the
mastermind
behind
the
9/11
attack
on
America
.
He:O
then:O
led:O
NBC:organization-media/newspaper
's:O
coverage:O
of:O
US:organization-other
military:organization-other
operations:O
for:O
the:O
war:O
in:O
Afghanistan:location-GPE
,:O
and:O
the:O
hunt:O
for:O
Osama:person-politician
bin:person-politician
Laden:person-politician
,:O
the:O
mastermind:O
behind:O
the:O
9/11:O
attack:O
on:O
America:location-GPE
.:O