With no explanation, label each line with "O", "event-election", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
2008
,
Reynoso
was
active
in
the
Hillary
Clinton
2008
presidential
campaign
before
joining
the
Barack
Obama
2008
presidential
campaign
.
In:O
2008:O
,:O
Reynoso:person-politician
was:O
active:O
in:O
the:O
Hillary:person-politician
Clinton:person-politician
2008:event-election
presidential:event-election
campaign:event-election
before:O
joining:O
the:O
Barack:person-politician
Obama:person-politician
2008:event-election
presidential:event-election
campaign:event-election
.:O