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 ":".
Over
time
,
Litzman
became
known
as
the
rebbe
's
right-hand
man
,
a
role
he
continues
under
the
present
Gerrer
Rebbe
,
Rabbi
Yaakov
Arye
Alter
.
Over:O
time:O
,:O
Litzman:person-other
became:O
known:O
as:O
the:O
rebbe:O
's:O
right-hand:O
man:O
,:O
a:O
role:O
he:O
continues:O
under:O
the:O
present:O
Gerrer:O
Rebbe:O
,:O
Rabbi:person-other
Yaakov:person-other
Arye:person-other
Alter:person-other
.:O