With no explanation, label each line with "O", "person-athlete", "event-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
Wall
took
on
The
Demon
at
SuperBrawl
where
The
Wall
beat
The
Demon
.
The:O
Wall:person-athlete
took:O
on:O
The:O
Demon:person-athlete
at:O
SuperBrawl:event-other
where:O
The:O
Wall:person-athlete
beat:O
The:O
Demon:person-athlete
.:O