With no explanation, label each line with "O", "person-athlete", "event-sportsevent", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
On
January
22
,
2011
,
Han
beat
veteran
Orphius
Waite
by
TKO
in
the
second
round
.
On:O
January:O
22:O
,:O
2011:O
,:O
Han:person-athlete
beat:O
veteran:O
Orphius:person-athlete
Waite:person-athlete
by:O
TKO:event-sportsevent
in:O
the:O
second:O
round:O
.:O