Assertion: henry's uncle | /r/HasProperty | 2nd duke of somerset
Facets:
Source sentences:
text: Nonetheless, by 1483 Henry was the senior male Lancastrian claimant remaining after the deaths in battle, by murder or execution of Henry VI, his son Edward of Westminster, Prince of Wales, and the other Beaufort line of descent through Lady Margaret's uncle, the 2nd Duke of Somerset.