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 ":".
Park
played
a
vital
role
in
the
Phillies
'
bullpen
with
a
2.52
ERA
.
Park:person-athlete
played:O
a:O
vital:O
role:O
in:O
the:O
Phillies:organization-sportsteam
':organization-sportsteam
bullpen:O
with:O
a:O
2.52:O
ERA:O
.:O