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 ":".
Calvin
Murray
had
120
yards
and
three
touchdowns
on
nine
carries
.
Calvin:person-athlete
Murray:person-athlete
had:O
120:O
yards:O
and:O
three:O
touchdowns:O
on:O
nine:O
carries:O
.:O