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 ":".
Between
28
and
30
April
,
the
rebels
re-seized
three
other
villages
.
Between:O
28:O
and:O
30:O
April:O
,:O
the:O
rebels:O
re-seized:O
three:O
other:O
villages:O
.:O