| Creative Commons Legal Code | |
| CC0 1.0 Universal | |
| This work is dedicated to the public domain under the Creative Commons CC0 1.0 | |
| Universal Public Domain Dedication. | |
| To the extent possible under law, the author(s) have waived all copyright and | |
| related or neighboring rights to this dataset. You can copy, modify, | |
| distribute, and use this work, even for commercial purposes, all without | |
| asking permission. | |
| Full legal text: https://creativecommons.org/publicdomain/zero/1.0/legalcode | |