Track      |   License URL
----------------------------------------------
 01        |   http://creativecommons.org/licenses/by-sa/2.0/
 02        |   http://creativecommons.org/licenses/by-sa/2.0/
 03        |   http://creativecommons.org/licenses/by-sa/2.0/
 04        |   http://creativecommons.org/licenses/by-sa/2.0/
 05        |   http://creativecommons.org/licenses/by-sa/2.0/
 06        |   http://creativecommons.org/licenses/by-sa/2.0/
 07        |   http://creativecommons.org/licenses/by-sa/2.0/
