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 ":".
The
stories
were
mostly
written
between
1930
and
1935
.
The:O
stories:O
were:O
mostly:O
written:O
between:O
1930:O
and:O
1935:O
.:O