With no explanation, label each line with "person-athlete", "organization-sportsteam", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Jerry
Cantrell
also
threw
out
the
ceremonial
first
pitch
and
delivered
a
strike
before
the
Seattle
Mariners
vs
.
Houston
Astros
game
.
Jerry:person-athlete
Cantrell:person-athlete
also:O
threw:O
out:O
the:O
ceremonial:O
first:O
pitch:O
and:O
delivered:O
a:O
strike:O
before:O
the:organization-sportsteam
Seattle:organization-sportsteam
Mariners:organization-sportsteam
vs:O
.:O
Houston:organization-sportsteam
Astros:organization-sportsteam
game:O
.:O