With no explanation, label each line with "O", "event-other", "location-GPE", "art-music", "person-artist/author", "art-broadcastprogram", "art-film", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Oh
Land
toured
North
America
as
the
supporting
act
for
Orchestral
Manoeuvres
in
the
Dark
in
March
2011
,
and
supported
Sia
on
North
American
dates
of
her
We
Are
Born
tour
in
July
and
August
2011
.
Oh:person-artist/author
Land:person-artist/author
toured:O
North:location-GPE
America:location-GPE
as:O
the:O
supporting:O
act:O
for:O
Orchestral:art-music
Manoeuvres:art-music
in:art-music
the:art-music
Dark:art-music
in:O
March:O
2011:O
,:O
and:O
supported:O
Sia:person-artist/author
on:O
North:location-GPE
American:location-GPE
dates:O
of:O
her:O
We:event-other
Are:event-other
Born:event-other
tour:event-other
in:O
July:O
and:O
August:O
2011:O
.:O