With no explanation, label each line with "location-GPE", "O", "person-scholar", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Norton
was
born
in
Dallas
,
Texas
in
1945
.
Norton:person-scholar
was:O
born:O
in:O
Dallas:location-GPE
,:O
Texas:location-GPE
in:O
1945:O
.:O