With no explanation, label each line with "building-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Since
its
completion
in
2008
,
the
BOK
Center
has
consistently
ranked
in
the
nation
's
top
arenas
for
tickets
sales
,
hosting
the
biggest
names
in
the
entertainment
world
.
Since:O
its:O
completion:O
in:O
2008:O
,:O
the:O
BOK:building-other
Center:building-other
has:O
consistently:O
ranked:O
in:O
the:O
nation:O
's:O
top:O
arenas:O
for:O
tickets:O
sales:O
,:O
hosting:O
the:O
biggest:O
names:O
in:O
the:O
entertainment:O
world:O
.:O