With no explanation, label each line with "O", "person-athlete", "organization-sportsleague", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
He
and
Syd
Ball
also
reached
the
1970
Australian
Open
semi-finals
,
falling
to
John
Alexander
and
Phil
Dent
11–9
3–6
,
4–6
,
2–6
.
He:O
and:O
Syd:person-athlete
Ball:person-athlete
also:O
reached:O
the:O
1970:O
Australian:organization-sportsleague
Open:organization-sportsleague
semi-finals:organization-sportsleague
,:O
falling:O
to:O
John:person-athlete
Alexander:person-athlete
and:O
Phil:person-athlete
Dent:person-athlete
11–9:O
3–6:O
,:O
4–6:O
,:O
2–6:O
.:O