https://ivannikitin.com/2009/04/14/the-bat-must-die-d0-b8-d0-bb-d0-b8-d1-81-d0-bc-d0-b5-d1-80-d1-82-d1-8c-d0-ba-d1-80-d1-8b-d1-81-d0-b0-d0-bc/