With no explanation, label each line with "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
In
1881
,
Davis
's
renowned
independence
was
again
called
upon
.
In:O
1881:O
,:O
Davis:person-other
's:O
renowned:O
independence:O
was:O
again:O
called:O
upon:O
.:O