With no explanation, label each line with "location-GPE", "O", "person-athlete", "organization-education", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
After
retiring
,
Todd
served
as
the
pitching
coach
at
Westminster
Christian
Academy
in
St.
Louis
.
After:O
retiring:O
,:O
Todd:person-athlete
served:O
as:O
the:O
pitching:O
coach:O
at:O
Westminster:organization-education
Christian:organization-education
Academy:organization-education
in:O
St.:location-GPE
Louis:location-GPE
.:O