Original sentence: According to a 2015 opinion poll, 19% preferred to remain part of the United Kingdom with direct rule, 51% preferred to remain part of the UK but with government devolution from London), 14% preferred a united Ireland and 13% didn't know
Edited sentence: According to a 2015 opinion poll, 70% expressed a long-term preference of the maintenance of Northern Ireland's membership of the United Kingdom (either directly ruled or with devolved government), while 14% express a preference for membership of a united Ireland