With no explanation, label each line with "location-GPE", "O", "other-language", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
He
spent
his
summers
traveling
South
America
learning
Spanish
.
He:O
spent:O
his:O
summers:O
traveling:O
South:location-GPE
America:location-GPE
learning:O
Spanish:other-language
.:O