Answerable or Not: Devising a Dataset for Extending Machine Reading Comprehension. - Mao Nakanishi; Tetsunori Kobayashi; Yoshihiko Hayashi (COLING, 2018)

Towards Answer-unaware Conversational Question Generation. - Mao Nakanishi; Tetsunori Kobayashi; Yoshihiko Hayashi (MRQA@EMNLP, 2019)