With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
His
first
play
for
Lux
was
in
1939
.
His:O
first:O
play:O
for:O
Lux:location-GPE
was:O
in:O
1939:O
.:O