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 ":".
Manned
glider
flights
began
on
3
November
1944
.
Manned:O
glider:O
flights:O
began:O
on:O
3:O
November:O
1944:O
.:O