With no explanation, label each line with "O", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
airline
was
launched
after
Air
Sénégal
International
ceased
its
operations
in
2009
,
and
made
its
first
flights
on
25
January
2011
.
The:O
airline:O
was:O
launched:O
after:O
Air:organization-company
Sénégal:organization-company
International:organization-company
ceased:O
its:O
operations:O
in:O
2009:O
,:O
and:O
made:O
its:O
first:O
flights:O
on:O
25:O
January:O
2011:O
.:O