remove alias cc:by-nc-nd (0) -> by-nc-nd (0)
remove alias cc:by-nc-sa (0) -> by-nc-sa (0)
remove implication by-nc-nd (0) -> creative_commons (3579)
remove implication by-nc-sa (0) -> creative_commons (3579)
remove implication by-sa (0) -> creative_commons (3579)
remove implication by-nc (0) -> creative_commons (3579)
remove implication by-nd (0) -> creative_commons (3579)
create implication cc-by-nc-nd (1907) -> creative_commons (3579)
create implication cc-by-nc-sa (356) -> creative_commons (3579)
create implication cc-by-sa (274) -> creative_commons (3579)
create implication cc-by-nc (776) -> creative_commons (3579)
create implication cc-by-nd (3) -> creative_commons (3579)
create implication cc0 (105) -> creative_commons (3579)
create implication cc-by (84) -> creative_commons (3579)