With no explanation, label each line with "product-game", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Gmax
's
utility
can
be
expanded
by
``
game
packs
''
which
feature
customized
tools
that
allow
creation
and
exporting
of
customizable
content
to
games
and
websites
.
Gmax:product-game
's:O
utility:O
can:O
be:O
expanded:O
by:O
``:O
game:O
packs:O
'':O
which:O
feature:O
customized:O
tools:O
that:O
allow:O
creation:O
and:O
exporting:O
of:O
customizable:O
content:O
to:O
games:O
and:O
websites:O
.:O