With no explanation, label each line with "O", "other-chemicalthing", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Correlated
magnetic
structures
can
be
developed
from
ferrites
,
rare-earth
materials
(
e.g
.
Correlated:O
magnetic:O
structures:O
can:O
be:O
developed:O
from:O
ferrites:other-chemicalthing
,:O
rare-earth:O
materials:O
(:O
e.g:O
.:O