With no explanation, label each line with "O", "organization-government/governmentagency", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
It
is
assumed
by
the
FBI
that
at
least
part
of
Simon
's
motive
involves
seeking
revenge
against
McClane
for
his
brother
's
death
.
It:O
is:O
assumed:O
by:O
the:O
FBI:organization-government/governmentagency
that:O
at:O
least:O
part:O
of:O
Simon:person-other
's:O
motive:O
involves:O
seeking:O
revenge:O
against:O
McClane:person-other
for:O
his:O
brother:O
's:O
death:O
.:O