Original sentence: ) Sean Murphy, a County Wicklow genealogist, published online accounts of the MacCarthy Mór case (see links below)
Edited sentence: ) However, Sean Murphy, a Co Wicklow genealogist who was instrumental in exposing the MacCarthy Mór hoax, has published online carefully-sourced accounts of the MacCarthy Mór and allied cases of bogus and questionable chiefs (see links below).Unfortunately, while MacCarthy's grants were nullified, those of other questionable and bogus chiefs remain uncorrected in the records of the Office of the Chief Herald