With no explanation, label each line with "event-attack/battle/war/militaryconflict", "O", "event-sportsevent", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
As
a
youth
,
he
was
a
selected
member
of
the
United
States
Olympic
swim
team
for
the
1940
Summer
Olympics
in
Tokyo
,
but
the
1940
games
were
canceled
due
to
the
outbreak
of
World
War
II
.
As:O
a:O
youth:O
,:O
he:O
was:O
a:O
selected:O
member:O
of:O
the:O
United:event-sportsevent
States:event-sportsevent
Olympic:event-sportsevent
swim:O
team:O
for:O
the:O
1940:O
Summer:event-sportsevent
Olympics:event-sportsevent
in:event-sportsevent
Tokyo:event-sportsevent
,:O
but:O
the:O
1940:O
games:O
were:O
canceled:O
due:O
to:O
the:O
outbreak:O
of:O
World:event-attack/battle/war/militaryconflict
War:event-attack/battle/war/militaryconflict
II:event-attack/battle/war/militaryconflict
.:O