With no explanation, label each line with "location-GPE", "building-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
opening
of
the
1976
games
was
held
at
Woodbine
Race
Track
in
north
Etobicoke
.
The:O
opening:O
of:O
the:O
1976:O
games:O
was:O
held:O
at:O
Woodbine:building-other
Race:building-other
Track:building-other
in:O
north:O
Etobicoke:location-GPE
.:O