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 ":".
The
first
series
,
consisting
of
two
episodes
was
aired
in
2009
followed
by
a
second
series
consisting
of
six
episodes
one
year
later
.
The:O
first:O
series:O
,:O
consisting:O
of:O
two:O
episodes:O
was:O
aired:O
in:O
2009:O
followed:O
by:O
a:O
second:O
series:O
consisting:O
of:O
six:O
episodes:O
one:O
year:O
later:O
.:O