With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
Females
are
more
often
affected
than
males
.
Females:O
are:O
more:O
often:O
affected:O
than:O
males:O
.:O