Policy-focused Stance Detection in Parliamentary Debate Speeches Gavin Abercrombie author Riza Batista-Navarro author 2022 text journal article Northern European Journal of Language Technology continuing Linköping University Electronic Press Linköping, Sweden periodical academic journal abercrombie-batista-navarro-2022-policy 10.3384/nejlt.2000-1533.2022.3454 https://aclanthology.org/2022.nejlt-1.5/ 2022 8