With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
focus
of
this
campaign
was
only
for
Mexico
.
The:O
focus:O
of:O
this:O
campaign:O
was:O
only:O
for:O
Mexico:location-GPE
.:O