Gli insiemi
{"name":"Gli insiemi", "url":"https://www.quiz-maker.com/QPREVIEW","txt":"Tipe the letter in the answer (if multiple tipe: \"letter\"\/\"letter\"), Tipe the letter in the answer (if multiple tipe: \"letter\"\/\"letter\")","img":"https://cdn.poll-maker.com/6-343032/schermata-2016-06-19-alle-17-32-57.png?sz=1200-017022081053"}