With no explanation, label each line with "O", "organization-sportsleague", "event-sportsevent", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
1968
Stanley
Cup
Finals
was
the
championship
series
of
the
National
Hockey
League
's
(
NHL
)
1967–68
season
,
and
the
culmination
of
the
1968
Stanley
Cup
playoffs
.
The:O
1968:event-sportsevent
Stanley:event-sportsevent
Cup:event-sportsevent
Finals:event-sportsevent
was:O
the:O
championship:O
series:O
of:O
the:O
National:organization-sportsleague
Hockey:organization-sportsleague
League:organization-sportsleague
's:O
(:O
NHL:organization-sportsleague
):O
1967–68:O
season:O
,:O
and:O
the:O
culmination:O
of:O
the:O
1968:event-sportsevent
Stanley:event-sportsevent
Cup:event-sportsevent
playoffs:O
.:O