Question: Who is the father of Philip I, Duke Of Brabant?

Knowledge 1: Philip I, Duke of Brabant
Philip I, Duke of Brabant, also known as "Philip of Saint Pol" (25 July 1404 – Leuven, 4 August 1430), was the younger son of Antoine, Duke of Brabant and Jeanne of Saint-Pol, and succeeded his brother John IV as Duke of Brabant in 1427.He had already been given Saint-Pol and Ligny as an appanage on the death of his grandfather, Waleran III of Luxembourg, Count of Ligny, in 1415 at the Battle of Agincourt.He commanded the Burgundian forces occupying Paris in 1419, but he returned to Brabant in 1420, where the populace complained of his brother's misadministration.He was then declared "ruwaard" (regent) of Brabant.In 1421, he was reconciled with his brother and resigned the regency.The citizens were pacified by John's "Nieuw Regiment" in 1422.During his own reign, Philip was forced to grant concessions to the nobility in 1428.Wary of the rise of his cousin and heir Philip the Good in the Hook andCod wars, he sought a marital alliance with Louis II, Duke of Anjou, against Burgundy, marrying his daughter Yolande of Anjou.<br>Because this marriage produced no children, his death in 1430 placed Brabant in the hands of his cousin Philip the Good, the next heir, whilstSaint-Pol and Ligny went to his great-aunt, Joan of Luxembourg, by proximity of blood.His wife Yolande was placed in the guardianship of Philip the Good, until she remarried in 1431 to Francis I, Duke of Brittany. [SEP] Knowledge 2: Jeanne of Saint-Pol
Jeanne of Saint-Pol (died 1407) was the only daughter of Waleran III of Luxembourg and his first wife Maud Holland, and thus a step-granddaughter to Edward, the Black Prince through her mother's side.Her maternal grandmother was Joan of Kent.In 1402 she married Anthony, Duke of Brabant (d. 1415) killed at Agincourt by English archers, fighting against her distant cousin Henry V of England.She was the mother of John IV, Duke of Brabant (1403-1427) and Philip of Saint-Pol (1404-1430).
Knowledge 1: Philip I, Duke of Brabant
Philip I, Duke of Brabant, also known as "Philip of Saint Pol" (25 July 1404 – Leuven, 4 August 1430), was the younger son of Antoine, Duke of Brabant and Jeanne of Saint-Pol, and succeeded his brother John IV as Duke of Brabant in 1427.He had already been given Saint-Pol and Ligny as an appanage on the death of his grandfather, Waleran III of Luxembourg, Count of Ligny, in 1415 at the Battle of Agincourt.He commanded the Burgundian forces occupying Paris in 1419, but he returned to Brabant in 1420, where the populace complained of his brother's misadministration.He was then declared "ruwaard" (regent) of Brabant.In 1421, he was reconciled with his brother and resigned the regency.The citizens were pacified by John's "Nieuw Regiment" in 1422.During his own reign, Philip was forced to grant concessions to the nobility in 1428.Wary of the rise of his cousin and heir Philip the Good in the Hook andCod wars, he sought a marital alliance with Louis II, Duke of Anjou, against Burgundy, marrying his daughter Yolande of Anjou.<br>Because this marriage produced no children, his death in 1430 placed Brabant in the hands of his cousin Philip the Good, the next heir, whilstSaint-Pol and Ligny went to his great-aunt, Joan of Luxembourg, by proximity of blood.His wife Yolande was placed in the guardianship of Philip the Good, until she remarried in 1431 to Francis I, Duke of Brittany. [SEP] Knowledge 2: Alexander von Hanstein, Count of Pölzig and Beiersdorf
Maximilian Elisäus Alexander von Hanstein, Count of Pölzig and Beiersdorf( 9 June 1804, Burghaig, Kulmbach – 18 April 1884, Schmölln) was a Thuringian count.He was the stepfather of Prince Albert and grandfather of Hans Poelzig.
Knowledge 1: Philip I, Duke of Brabant
Philip I, Duke of Brabant, also known as "Philip of Saint Pol" (25 July 1404 – Leuven, 4 August 1430), was the younger son of Antoine, Duke of Brabant and Jeanne of Saint-Pol, and succeeded his brother John IV as Duke of Brabant in 1427.He had already been given Saint-Pol and Ligny as an appanage on the death of his grandfather, Waleran III of Luxembourg, Count of Ligny, in 1415 at the Battle of Agincourt.He commanded the Burgundian forces occupying Paris in 1419, but he returned to Brabant in 1420, where the populace complained of his brother's misadministration.He was then declared "ruwaard" (regent) of Brabant.In 1421, he was reconciled with his brother and resigned the regency.The citizens were pacified by John's "Nieuw Regiment" in 1422.During his own reign, Philip was forced to grant concessions to the nobility in 1428.Wary of the rise of his cousin and heir Philip the Good in the Hook andCod wars, he sought a marital alliance with Louis II, Duke of Anjou, against Burgundy, marrying his daughter Yolande of Anjou.<br>Because this marriage produced no children, his death in 1430 placed Brabant in the hands of his cousin Philip the Good, the next heir, whilstSaint-Pol and Ligny went to his great-aunt, Joan of Luxembourg, by proximity of blood.His wife Yolande was placed in the guardianship of Philip the Good, until she remarried in 1431 to Francis I, Duke of Brittany. [SEP] Knowledge 2: Héctor Barrantes
Héctor Barrantes Sansoni( 1939–1990) was an Argentine polo player.He was the stepfather of Sarah, Duchess of York.

Answer: Anthony, Duke of Brabant