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 ":".
Returning
to
the
usual
storyline
of
the
series
,
these
issues
lead
up
into
an
indefinite
hiatus
taken
by
the
series
.
Returning:O
to:O
the:O
usual:O
storyline:O
of:O
the:O
series:O
,:O
these:O
issues:O
lead:O
up:O
into:O
an:O
indefinite:O
hiatus:O
taken:O
by:O
the:O
series:O
.:O