What is the fine-grained topic of the following text: Also, the license of KANZA SOCIETY, INC. for K217CS/WASHBURNE-CLAUDE, TX has been cancelled after the licensee failed to respond to an OCTOBER 19th letter from the Commission asking for confirmation that the station had been silent since at least DECEMBER 17, 2014. Only return the topic.
Cancellation of KANZA Society Inc.'s license for K217CS/WASHBURNE-CLAUDE, TX due to non-response and station silence.