“…There has been a lot of research on checking the factuality of a claim, of a news article, or of an information source [6,8,41,45,51,59,64,68,86]. Special attention has been paid to disinformation and misinformation in social media [30,43,49,74,78,84], more recently with focus on fighting the COVID-19 infodemic [2,3,52,53]. Check-worthiness estimation is still an understudied problem, especially in social media [27,[37][38][39][40]81], and fake news detection for news articles is mostly approached as a binary classification problem [59,61].…”