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 ":".
Some
of
the
earliest
accounts
of
occupation
were
by
the
Lombards
.
Some:O
of:O
the:O
earliest:O
accounts:O
of:O
occupation:O
were:O
by:O
the:O
Lombards:person-other
.:O