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 ":".
By
1900
,
there
were
200
settlers
and
70
suppliers
to
the
mill
.
By:O
1900:O
,:O
there:O
were:O
200:O
settlers:O
and:O
70:O
suppliers:O
to:O
the:O
mill:O
.:O