With no explanation, label each line with "O", "organization-sportsleague", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
at
the
beginning
of
the
2008
Chinese
Super
League
season
and
quickly
became
a
vital
member
of
the
team
when
he
scored
14
goals
in
20
matches
to
become
the
top
goal
scorer
in
the
league
.
at:O
the:O
beginning:O
of:O
the:O
2008:O
Chinese:organization-sportsleague
Super:organization-sportsleague
League:organization-sportsleague
season:O
and:O
quickly:O
became:O
a:O
vital:O
member:O
of:O
the:O
team:O
when:O
he:O
scored:O
14:O
goals:O
in:O
20:O
matches:O
to:O
become:O
the:O
top:O
goal:O
scorer:O
in:O
the:O
league:O
.:O