hello, there. on thursday we are electing a new parliament. voters here will choose 18 new mps. we are live from belfast debating the big talking points that matter to go. joining us. gavin robinson, the leader of the dup. we invited the leader of the dup. we invited the sinn fein leader and the party tonight is represented by chris hazzard. colum eastwood is a leader of the sdlp and the leader of the alliance party is naomi long. and we also invited the of the ulster unionists, the deputy leader, robbie butler, completes the line up. on the order they are positioned in was determined by the drawing of lots. the questions come from our studio audience. largely made up of grassroots party supporters from across all parties standing in northern ireland. we also have a number of undecided voters. at home, join the discussion on social media. a hashtag is #bbcnidebate. i should point out the team of bbc news correspondents are fact checking this debate on the news nite website. l