we heard from robin swann, and we're now joined by a member of sinn fein. thank you very much for joining us you remember t you are a member of the legislative assembly and once mayor of belfast robin swann says northern ireland is mature enough not to worry about social tensions if a hard border is introduced. sinn fein seems not to be. >> the most important factor here is a majority voted to remain at the heart of europe. we have a peace agreement here, 1998 good friday agreement, international agreement, it says that we should make sure what do the people of northern ireland want do before we make these major decisions which will affect all our lives in my view, to crusade with brexit, to drag us out of europe against our will would be a major mistake and would exka late tensions rather than ameliorate tensions. >> your party believes in one day having ireland united and the dup, your opponents, they're very much keen to remain part of the you are nightunited kingdom. she sa does sinn fein think that is a workable solution? >> the only solution, unless y