With no explanation, label each line with "O", "person-athlete", "organization-sportsteam", "building-sportsfacility", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
In
their
first
game
of
the
group
,
defender
Gerard
Piqué
headed
the
only
goal
to
defeat
APOEL
at
the
Camp
Nou
on
17
September
.
In:O
their:O
first:O
game:O
of:O
the:O
group:O
,:O
defender:O
Gerard:person-athlete
Piqué:person-athlete
headed:O
the:O
only:O
goal:O
to:O
defeat:O
APOEL:organization-sportsteam
at:O
the:O
Camp:building-sportsfacility
Nou:building-sportsfacility
on:O
17:O
September:O
.:O