Question: Who is the sibling-in-law of Anne Devereux?

Knowledge 1: Anne Devereux
Anne Devereux, Countess of Pembroke (c. 1430 – after 25 June 1486), was an English noblewoman, who was Countess of Pembroke during the 15th century by virtue of marriage to William Herbert, 1st Earl of Pembroke.She was born in Bodenham, the daughter of Sir Walter Devereux, the Lord Chancellor of Ireland, and his wife Elizabeth Merbury.Anne's grandfather, Walter, was the son of Agnes Crophull.By Crophull's second marriage to Sir John Parr, Anne was a cousin to the Parr family which included Sir Thomas Parr; father of King Henry VIII's last queen consort, Catherine Parr. [SEP] Knowledge 2: William Herbert, 1st Earl of Pembroke (died 1469)
William Herbert, 1st Earl of Pembroke (c. 142327 July 1469), known as "Black William", was a Welsh nobleman, soldier, politician, and courtier.He was the son of William ap Thomas, founder of Raglan Castle, and Gwladys ferch Dafydd Gam, and grandson of Dafydd Gam, an adherent of King Henry V of England.His father had been an ally of Richard of York, and Herbert supported the Yorkist cause in the Wars of the Roses.In 1461 Herbert was rewarded by King Edward IV with the title Baron Herbert of Raglan (having assumed an English-style surname in place of the Welsh patronymic), and was invested as a Knight of the Garter.Soon after the decisive Yorkist victory at the Battle of Towton in 1461, Herbert replaced Jasper Tudor as Earl of Pembroke which gave him control of Pembroke Castle.However, he fell out with Lord Warwick "the Kingmaker" in 1469, when Warwick turned against the King.Herbert was denounced by Warwick and the Duke of Clarence as one of the king's "evil advisers".William and his brother Richard were executed by the Lancastrians, now led by Warwick, after the Battle of Edgecote Moor, near Banbury.Herbert was succeeded by his son, William, but the earldom was surrendered in 1479.It was later revived for a grandson, another William Herbert, the son of Black William's illegitimate son, Sir Richard Herbert of Ewyas.
Knowledge 1: William Herbert, 1st Earl of Pembroke (died 1469)
William Herbert, 1st Earl of Pembroke (c. 142327 July 1469), known as "Black William", was a Welsh nobleman, soldier, politician, and courtier.He was the son of William ap Thomas, founder of Raglan Castle, and Gwladys ferch Dafydd Gam, and grandson of Dafydd Gam, an adherent of King Henry V of England.His father had been an ally of Richard of York, and Herbert supported the Yorkist cause in the Wars of the Roses.In 1461 Herbert was rewarded by King Edward IV with the title Baron Herbert of Raglan (having assumed an English-style surname in place of the Welsh patronymic), and was invested as a Knight of the Garter.Soon after the decisive Yorkist victory at the Battle of Towton in 1461, Herbert replaced Jasper Tudor as Earl of Pembroke which gave him control of Pembroke Castle.However, he fell out with Lord Warwick "the Kingmaker" in 1469, when Warwick turned against the King.Herbert was denounced by Warwick and the Duke of Clarence as one of the king's "evil advisers".William and his brother Richard were executed by the Lancastrians, now led by Warwick, after the Battle of Edgecote Moor, near Banbury.Herbert was succeeded by his son, William, but the earldom was surrendered in 1479.It was later revived for a grandson, another William Herbert, the son of Black William's illegitimate son, Sir Richard Herbert of Ewyas. [SEP] Knowledge 2: Anne Devereux-Mills
Anne Devereux- Mills( born March 2, 1962) is an American businesswoman, speaker, and entrepreneur.Anne Devereux- Mills spent the first 25 years of her career building and leading advertising agencies in New York City.She is now the Chief Instigator( and Founder) of Parlay House, a 1000+ member organization in San Francisco that champions and inspires women to connect and make meaningful change for themselves and for others.
Knowledge 1: Anne Devereux
Anne Devereux, Countess of Pembroke (c. 1430 – after 25 June 1486), was an English noblewoman, who was Countess of Pembroke during the 15th century by virtue of marriage to William Herbert, 1st Earl of Pembroke.She was born in Bodenham, the daughter of Sir Walter Devereux, the Lord Chancellor of Ireland, and his wife Elizabeth Merbury.Anne's grandfather, Walter, was the son of Agnes Crophull.By Crophull's second marriage to Sir John Parr, Anne was a cousin to the Parr family which included Sir Thomas Parr; father of King Henry VIII's last queen consort, Catherine Parr. [SEP] Knowledge 2: Anne Devereux-Mills
Anne Devereux- Mills( born March 2, 1962) is an American businesswoman, speaker, and entrepreneur.Anne Devereux- Mills spent the first 25 years of her career building and leading advertising agencies in New York City.She is now the Chief Instigator( and Founder) of Parlay House, a 1000+ member organization in San Francisco that champions and inspires women to connect and make meaningful change for themselves and for others.

Answer: Richard Herbert