With no explanation, label each line with "person-athlete", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Bartlett
's
finest
year
was
1938
.
Bartlett:person-athlete
's:O
finest:O
year:O
was:O
1938:O
.:O