Chess piece images (12 SVG files, embedded as data URIs in vendor/cc-pieces.js)
Author: Colin M.L. Burnett ("Cburnett"), https://commons.wikimedia.org/wiki/User:Cburnett
Source: https://commons.wikimedia.org/wiki/Category:SVG_chess_pieces  (File:Chess_klt45.svg ... File:Chess_pdt45.svg)
License: Creative Commons Attribution-ShareAlike 3.0 Unported, https://creativecommons.org/licenses/by-sa/3.0/
Changes: XML header/doctype/comments removed and whitespace collapsed; drawings unchanged.
The share-alike terms apply to these piece images (and adaptations of them), not to the rest of Chess City.
