With no explanation, label each line with "location-GPE", "O", "organization-education", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
University
of
Puerto
Rico
,
Río
Piedras
Campus
(
,
La
IUPI
,
UPR-RP
,
UPRRP
)
,
is
a
public
research
university
in
Río
Piedras
,
Puerto
Rico
.
The:O
University:organization-education
of:organization-education
Puerto:organization-education
Rico:organization-education
,:organization-education
Río:organization-education
Piedras:organization-education
Campus:organization-education
(:O
,:O
La:organization-education
IUPI:organization-education
,:O
UPR-RP:organization-education
,:O
UPRRP:organization-education
):O
,:O
is:O
a:O
public:O
research:O
university:O
in:O
Río:location-GPE
Piedras:location-GPE
,:O
Puerto:location-GPE
Rico:location-GPE
.:O