Five product domains with the largest number of QA pairs are selected, namely, Electronics, Home and Kitchen, Sports and Outdoors, Health and Personal Care, and Cell Phones and Accessories, con- Community Votes stituting around 2.7 million QA pairs in total.
one closely related work in the CQA context is a recent attempt of investigating the fact checking task in QA settings (Mihaylova et al., 2018), which was later adopted as the SemEval-2019 Task 8 (Mihaylova et al., 2019).