With no explanation, label each line with "O", "person-athlete", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Soviets
swept
the
men
's
podium
,
with
Sergei
Chetverukhin
defeating
Sergey
Volkov
for
the
title
.
Soviets:O
swept:O
the:O
men:O
's:O
podium:O
,:O
with:O
Sergei:person-athlete
Chetverukhin:person-athlete
defeating:O
Sergey:person-athlete
Volkov:person-athlete
for:O
the:O
title:O
.:O