With no explanation, label each line with "location-GPE", "person-athlete", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Matos
was
born
in
Lajas
,
Puerto
Rico
on
September
18
,
1950
.
Matos:person-athlete
was:O
born:O
in:O
Lajas:location-GPE
,:O
Puerto:location-GPE
Rico:location-GPE
on:O
September:O
18:O
,:O
1950:O
.:O