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 ":".
The
album
had
low-key
promotion
,
initially
only
being
released
in
the
United
States
.
The:O
album:O
had:O
low-key:O
promotion:O
,:O
initially:O
only:O
being:O
released:O
in:O
the:O
United:location-GPE
States:location-GPE
.:O