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 ":".
The
player
battles
through
six
stages
,
fighting
various
types
of
Aliens
and
bosses
.
The:O
player:O
battles:O
through:O
six:O
stages:O
,:O
fighting:O
various:O
types:O
of:O
Aliens:other-livingthing
and:O
bosses:O
.:O