With no explanation, label each line with "O", "product-software", "other-law", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
2007
Citadel
was
relicensed
to
the
GPLv3
.
In:O
2007:O
Citadel:product-software
was:O
relicensed:O
to:O
the:O
GPLv3:other-law
.:O