With no explanation, label each line with "organization-sportsteam", "person-athlete", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
National
League
came
back
with
a
single
run
in
their
half
of
the
fifth
when
Ken
Griffey
homered
off
Tommy
John
.
The:organization-sportsteam
National:organization-sportsteam
League:organization-sportsteam
came:O
back:O
with:O
a:O
single:O
run:O
in:O
their:O
half:O
of:O
the:O
fifth:O
when:O
Ken:person-athlete
Griffey:person-athlete
homered:O
off:O
Tommy:person-athlete
John:person-athlete
.:O