With no explanation, label each line with "other-livingthing", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Dolphins
swim
beside
several
tuna
species
.
Dolphins:other-livingthing
swim:O
beside:O
several:O
tuna:other-livingthing
species:O
.:O