With no explanation, label each line with "art-writtenart", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
In
spring
1998
,
``
Alter
Ego
``
volume
2
debuted
as
a
flip-book
with
``
Comic
Book
Artist
``
.
In:O
spring:O
1998:O
,:O
``:O
Alter:art-writtenart
Ego:art-writtenart
``:O
volume:O
2:O
debuted:O
as:O
a:O
flip-book:O
with:O
``:O
Comic:art-writtenart
Book:art-writtenart
Artist:art-writtenart
``:O
.:O