With no explanation, label each line with "O", "organization-sportsteam", "event-sportsevent", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
his
first
international
post
,
he
helped
Costa
Rica
win
the
2003
UNCAF
Nations
Cup
,
going
undefeated
.
In:O
his:O
first:O
international:O
post:O
,:O
he:O
helped:O
Costa:organization-sportsteam
Rica:organization-sportsteam
win:O
the:O
2003:O
UNCAF:event-sportsevent
Nations:event-sportsevent
Cup:event-sportsevent
,:O
going:O
undefeated:O
.:O