With no explanation, label each line with "O", "event-disaster", "event-attack/battle/war/militaryconflict", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
The
photograph
of
a
boy
surrendering
outside
a
bunker
,
with
Trawniki
with
submachine
guns
in
the
background
,
became
one
of
the
best-known
photographs
of
World
War
II
and
the
Holocaust
:
He
is
said
to
represent
all
6
million
Jewish
Holocaust
victims
.
The:O
photograph:O
of:O
a:O
boy:O
surrendering:O
outside:O
a:O
bunker:O
,:O
with:O
Trawniki:person-other
with:O
submachine:O
guns:O
in:O
the:O
background:O
,:O
became:O
one:O
of:O
the:O
best-known:O
photographs:O
of:O
World:event-attack/battle/war/militaryconflict
War:event-attack/battle/war/militaryconflict
II:event-attack/battle/war/militaryconflict
and:O
the:O
Holocaust:event-disaster
::O
He:O
is:O
said:O
to:O
represent:O
all:O
6:O
million:O
Jewish:event-disaster
Holocaust:event-disaster
victims:O
.:O