With no explanation, label each line with "location-GPE", "O", "other-law", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
2002
,
the
Immigration
and
Refugee
Protection
Act
brought
Canada
’
s
first
anti-trafficking
legislation
into
force
.
In:O
2002:O
,:O
the:O
Immigration:O
and:O
Refugee:other-law
Protection:other-law
Act:other-law
brought:O
Canada:location-GPE
’:O
s:O
first:O
anti-trafficking:O
legislation:O
into:O
force:O
.:O