The only other unquestionably legitimate male member of the House of Stewart apart from the King was now Sir James "Mór" Stewart of Baldorran, son of the second Duke of Albany, who was in exile in Ireland. However, as he was under attainder, the next heir according to the 1373 Act of Parliament was the "heir whomsoever" (i.e. including females) of King Robert II. It was still uncertain at this time as to who this would be, as the 1373 Act, while determining which of the King's sons should succeed him, had not pronounced on the legitimacy of the King's elder children one way or the other. If the children of Robert II by his first wife "were" legitimated by their parents' subsequent marriage (as later legal doctrine would have it), then the heir presumptive in 1437 was the King's eldest sister