With no explanation, label each line with "building-other", "O", "location-road/railway/highway/transit", "organization-company", "location-GPE", "art-broadcastprogram", "art-film", "art-music", "art-other" or "art-painting" preceded by ":".
SMART
maintains
its
administrative
headquarters
in
the
Buhl
Building
in
downtown
Detroit
,
while
DDOT
's
major
operations
center
is
located
at
1301
E.
Warren
Ave
.
in
Detroit
.
SMART:organization-company
maintains:O
its:O
administrative:O
headquarters:O
in:O
the:O
Buhl:building-other
Building:building-other
in:O
downtown:O
Detroit:location-GPE
,:O
while:O
DDOT:organization-company
's:organization-company
major:O
operations:O
center:O
is:O
located:O
at:O
1301:O
E.:location-road/railway/highway/transit
Warren:location-road/railway/highway/transit
Ave:location-road/railway/highway/transit
.:O
in:O
Detroit:location-GPE
.:O