With no explanation, label each line with "location-GPE", "O", "organization-sportsteam", "event-sportsevent", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
He
featured
for
the
Swiss
under-17
team
at
the
2008
UEFA
European
Under-17
Football
Championship
in
Turkey
.
He:O
featured:O
for:O
the:O
Swiss:organization-sportsteam
under-17:organization-sportsteam
team:O
at:O
the:O
2008:O
UEFA:event-sportsevent
European:event-sportsevent
Under-17:event-sportsevent
Football:event-sportsevent
Championship:event-sportsevent
in:O
Turkey:location-GPE
.:O