With no explanation, label each line with "O", "person-politician", "location-GPE", "organization-government/governmentagency", "event-attack/battle/war/militaryconflict", "art-broadcastprogram", "art-film", "art-music", "art-other" or "art-painting" preceded by ":".
According
to
Persian
tradition
,
the
Band-e
Kaisar
is
named
after
the
Roman
emperor
Valerian
(
253–260
AD
)
who
was
captured
with
his
entire
army
by
the
Sassanid
ruler
Shapur
I
after
having
been
defeated
in
the
Battle
of
Edessa
(
260
)
.
According:O
to:O
Persian:location-GPE
tradition:O
,:O
the:O
Band-e:location-GPE
Kaisar:location-GPE
is:O
named:O
after:O
the:O
Roman:location-GPE
emperor:O
Valerian:person-politician
(:O
253–260:O
AD:O
):O
who:O
was:O
captured:O
with:O
his:O
entire:O
army:O
by:O
the:O
Sassanid:organization-government/governmentagency
ruler:O
Shapur:person-politician
I:person-politician
after:O
having:O
been:O
defeated:O
in:O
the:O
Battle:event-attack/battle/war/militaryconflict
of:event-attack/battle/war/militaryconflict
Edessa:event-attack/battle/war/militaryconflict
(:O
260:O
):O
.:O