With no explanation, label each line with "organization-media/newspaper", "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
According
to
``
The
Washington
Post
``
and
some
other
sources
,
he
formally
swore
loyalty
(
Bay'ah
)
to
bin
Laden
in
October
2004
and
was
in
turn
appointed
bin
Laden
's
deputy
.
According:O
to:O
``:O
The:organization-media/newspaper
Washington:organization-media/newspaper
Post:organization-media/newspaper
``:O
and:O
some:O
other:O
sources:O
,:O
he:O
formally:O
swore:O
loyalty:O
(:O
Bay'ah:O
):O
to:O
bin:person-other
Laden:person-other
in:O
October:O
2004:O
and:O
was:O
in:O
turn:O
appointed:O
bin:person-other
Laden:person-other
's:O
deputy:O
.:O