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 ":".
On
12
October
1942
he
joined
No
.
On:O
12:O
October:O
1942:O
he:O
joined:O
No:O
.:O