With no explanation, label each line with "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
On
April
12
,
2011
,
Kaptur
introduced
H.R
.
On:O
April:O
12:O
,:O
2011:O
,:O
Kaptur:person-politician
introduced:O
H.R:O
.:O