With no explanation, label each line with "location-GPE", "O", "event-protest", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
Richard
Riot
has
achieved
a
mythical
place
in
Canadian
folklore
.
The:O
Richard:event-protest
Riot:event-protest
has:O
achieved:O
a:O
mythical:O
place:O
in:O
Canadian:location-GPE
folklore:O
.:O