| http://www.w3.org/ns/prov#value | - Hm, GFDL does however allow for commercial re-use - from en:WP:GFDL The purpose of this License is to make a manual, textbook, or other functional and useful document free in the sense of freedom: to assure everyone the effective freedom to copy and redistribute it, with or without modifying it, either commercially or noncommercially.
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