With no explanation, label each line with "location-GPE", "O", "event-sportsevent", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Since
then
other
Japanese
manufacturers
have
been
successful
in
the
WRC
.
Since:O
then:O
other:O
Japanese:location-GPE
manufacturers:O
have:O
been:O
successful:O
in:O
the:O
WRC:event-sportsevent
.:O