With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
They
also
announced
a
U.S
.
tour
with
Suffocation
,
Revocation
and
Withered
,
which
would
begin
in
late
May
and
continue
into
late
June
.
They:O
also:O
announced:O
a:O
U.S:location-GPE
.:location-GPE
tour:O
with:O
Suffocation:O
,:O
Revocation:O
and:O
Withered:O
,:O
which:O
would:O
begin:O
in:O
late:O
May:O
and:O
continue:O
into:O
late:O
June:O
.:O