{"version":"1.0","provider_name":"","provider_url":"https:\/\/zsart.edu.pl","author_name":"Jaros\u0142aw Strza\u0142a","author_url":"https:\/\/zsart.edu.pl\/author\/jarek_strzala\/","title":"f12","type":"rich","width":600,"height":338,"html":"
f12<\/a><\/blockquote>