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 ":".
Additional
engineering
was
performed
by
Jacob
Nyger
.
Additional:O
engineering:O
was:O
performed:O
by:O
Jacob:person-other
Nyger:person-other
.:O