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 ":".
He
currently
lives
in
Philadelphia
.
He:O
currently:O
lives:O
in:O
Philadelphia:location-GPE
.:O