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 ":".
When
it
was
first
released
,
It
came
in
two
colors
,
Green
Tea
and
White
Milk
.
When:O
it:O
was:O
first:O
released:O
,:O
It:O
came:O
in:O
two:O
colors:O
,:O
Green:O
Tea:O
and:O
White:O
Milk:O
.:O