With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
McDonald
's
Canadian
operations
are
based
in
Don
Mills
in
North
York
,
Toronto
.
McDonald:O
's:O
Canadian:location-GPE
operations:O
are:O
based:O
in:O
Don:location-GPE
Mills:location-GPE
in:O
North:location-GPE
York:location-GPE
,:O
Toronto:location-GPE
.:O