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 ":".
They
played
three
songs
with
H.R
.
They:O
played:O
three:O
songs:O
with:O
H.R:O
.:O