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 ":".
Pedro
Zabála
Pereira
(
born
June
25
,
1983
in
Trinidad
)
is
a
Bolivian
football
defender
.
Pedro:person-athlete
Zabála:person-athlete
Pereira:person-athlete
(:O
born:O
June:O
25:O
,:O
1983:O
in:O
Trinidad:location-GPE
):O
is:O
a:O
Bolivian:location-GPE
football:O
defender:O
.:O