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 ":".
Davis
hit
his
30th
home
run
of
the
season
on
August
23
in
an
8–1
victory
over
the
Washington
Nationals
.
Davis:person-athlete
hit:O
his:O
30th:O
home:O
run:O
of:O
the:O
season:O
on:O
August:O
23:O
in:O
an:O
8–1:O
victory:O
over:O
the:O
Washington:organization-sportsteam
Nationals:organization-sportsteam
.:O