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 ":".
Eisinger
was
the
surname
of
her
stepfather
.
Eisinger:person-other
was:O
the:O
surname:O
of:O
her:O
stepfather:O
.:O