To which organ system do the esophagus, liver, pancreas, small intestine, and colon belong?
although various neural Qa methods have achieved high performance on some of these datasets Trivedi et al., 2019;Tymoshenko et al., 2017;Seo et al., 2016;Wang and Jiang, 2016;De Cao et al., 2018;Back et al., 2018), we argue that more effort must be dedicated to explaining their inference process.