With no explanation, label each line with "O", "organization-other", "person-scholar", "location-GPE", "event-attack/battle/war/militaryconflict", "art-broadcastprogram", "art-film", "art-music", "art-other" or "art-painting" preceded by ":".
Following
World
War
II
,
it
is
said
that
Cairncross
leaked
information
regarding
the
new
NATO
alliance
to
the
Soviets
.
Following:O
World:event-attack/battle/war/militaryconflict
War:event-attack/battle/war/militaryconflict
II:event-attack/battle/war/militaryconflict
,:O
it:O
is:O
said:O
that:O
Cairncross:person-scholar
leaked:O
information:O
regarding:O
the:O
new:O
NATO:organization-other
alliance:O
to:O
the:O
Soviets:location-GPE
.:O