{"category":null,"date":{"calendar":null,"day":18,"day_url":"https://kogda.com/18-yanvarya","month":1,"text":"18 января 1901 года","year":1901,"year_url":"https://kogda.com/1901"},"id":114281,"kind":"birth","license":"Тексты: Русская Википедия, CC BY-SA 4.0. Люди и места: Wikidata, CC0.","mentions":[],"people":[{"name":"Иван Петровский","slug":"ivan-petrovskij","url":"https://kogda.com/p/ivan-petrovskij"}],"places":[{"name":"Московский государственный университет","slug":"moskovskij-gosudarstvennyj-universitet","url":"https://kogda.com/place/moskovskij-gosudarstvennyj-universitet"}],"related":[],"slug":"rozhdenie-ivan-petrovskij","source":{"license":"CC BY-SA 4.0","name":"Русская Википедия","url":"https://ru.wikipedia.org/wiki/18_января"},"summary":null,"text":"советский математик, ректор МГУ (1951—1973), академик АН СССР","title":"Иван Петровский","url":"https://kogda.com/e/rozhdenie-ivan-petrovskij","weight":19}