With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
Missions
start
up
slowly
as
they
introduce
the
player
to
the
gameplay
and
gimmicks
;
there
are
a
total
of
50
,
and
they
make
up
the
bulk
of
the
gameplay
.
Missions:O
start:O
up:O
slowly:O
as:O
they:O
introduce:O
the:O
player:O
to:O
the:O
gameplay:O
and:O
gimmicks:O
;:O
there:O
are:O
a:O
total:O
of:O
50:O
,:O
and:O
they:O
make:O
up:O
the:O
bulk:O
of:O
the:O
gameplay:O
.:O