With no explanation, label each line with "O", "event-protest", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
documentary
also
drew
parallels
with
what
had
happened
a
year
earlier
during
the
2012
Quebec
Maple
spring
protests
.
The:O
documentary:O
also:O
drew:O
parallels:O
with:O
what:O
had:O
happened:O
a:O
year:O
earlier:O
during:O
the:O
2012:event-protest
Quebec:event-protest
Maple:event-protest
spring:event-protest
protests:event-protest
.:O