question: Where was the place of death of Jan I Of Żagań's father?
context: [["Jan I of \u017baga\u0144", ["Jan I of \u017baga\u0144  (\u2013 12 April 1439) was a Duke of \u017baga\u0144-G\u0142og\u00f3w, since 1397 (until 1412 with his brothers as co-rulers), since 1403 Duke of \u017baga\u0144, Krosno Odrza\u0144skie and \u015awiebodzin (again, until 1412 with his brothers as co-rulers) and since 1412 sole ruler of \u017baga\u0144 and Przew\u00f3z.", "He was the eldest son of Henry VIII the Sparrow, Duke of G\u0142og\u00f3w by his wife Katharina, daughter of Duke W\u0142adys\u0142aw of Opole."]], ["Jan IV of K\u0119pa", ["Jan of the Lodz coat of arms( died on 14 April 1346) was bishop of Pozna\u0144 and author of sequences and antiphon."]], ["Henry V of Iron", ["Henry V( III) of Iron( \u2013 after 8 April 1369), was a Duke of \u017baga\u0144 since 1342, from 1349 Duke of half- G\u0142og\u00f3w, and from 1363 Duke of half- \u015acinawa.", "He was the only son of Henry IV( II) the Faithful, Duke of \u017baga\u0144, by his wife Matilda, daughter of Herman, Margrave of Brandenburg- Salzwedel."]], ["Henry VIII the Sparrow", ["Henry VIII (VI)", "the Sparrow", "(\u2013 14 March 1397) was a Duke of \u017baga\u0144\u2013G\u0142og\u00f3w during 1368\u20131378 (as a co-ruler with his brothers), from 1378 ruler over Zielona G\u00f3ra, Szprotawa, Ko\u017cuch\u00f3w, Przemk\u00f3w and Sulech\u00f3w, and since 1395 ruler over half of G\u0142og\u00f3w, \u015acinawa and Bytom Odrza\u0144ski.", "He was the second son of Henry V of Iron, Duke of \u017baga\u0144\u2013G\u0142og\u00f3w, by his wife Anna, daughter of Duke Wenceslaus of P\u0142ock.", "The origin of his nickname \"SparrowWr\u00f3bel\") is unknown."]], ["Wenceslaus of \u017baga\u0144", ["Wenceslaus of \u017baga\u0144( ca. 1434 \u2013 29 April 1488) was a Duke of \u017baga\u0144- Przew\u00f3z since 1439( with his brothers as co-rulers until 1449), from 1449 Duke of Przew\u00f3z( as co-ruler of his younger brother).", "He was the third son of Duke Jan I of \u017baga\u0144 by his wife Scholastika, daughter of Rudolf III, Duke of Saxe- Wittemberg and Elector of Saxony.", "His uncle, Joe II of \u017baga\u0144, was his guiding mentor through childhood."]], ["Jan of Stobnica", ["Jan of Stobnica( ca. 1470- 1530), was a Polish philosopher, scientist and geographer of the early 16th century."]], ["Balthasar of \u017baga\u0144", ["Balthasar, Duke of \u017baga\u0144( \u2013 Przew\u00f3z, 15 July 1472), was a Duke of \u017baga\u0144- Przew\u00f3z since 1439( with his brothers as co-rulers until 1449), from 1449 Duke of \u017baga\u0144.", "Deposed during 1461 \u2013 1468, he recovered the Duchy in this year until shortly before his death.", "He was the oldest son of Duke Jan I of \u017baga\u0144 by his wife Scholastika, daughter of Rudolf III, Duke of Saxe- Wittemberg and Elector of Saxony.", "He was named after his maternal great- grandfather, Balthasar, Landgrave of Thuringia( Scholastika's maternal grandfather)."]], ["Jan II the Mad", ["Jan II the Mad also known as the Bad, the Wild or the Cruel( 16 April 1435 \u2013 22 September 1504), was a Duke of \u017baga\u0144- Przew\u00f3z since 1439( with his brothers as co-rulers until 1449), from 1449 Duke of Przew\u00f3z( as co-ruler of his younger brother), during 1461 \u2013 1468 and briefly in 1472 Duke of \u017baga\u0144 and during 1476 \u2013 1488 Duke of half- G\u0142og\u00f3w( the Duchy was finally reunited in 1480).", "He was the fourth and youngest son of Duke Jan I of \u017baga\u0144 by his wife Scholastika, daughter of Rudolf III, Duke of Saxe- Wittenberg and Elector of Saxony."]], ["Henry VI the Older", ["Henry VI( IV) the Older( bef. 1345 \u2013 5 December 1393) was a Duke of \u017baga\u0144- G\u0142og\u00f3w since 1368( with his brothers as co-rulers until 1378).", "He was the oldest son of Henry V of Iron, Duke of \u017baga\u0144- G\u0142og\u00f3w, by his wife Anna, daughter of Duke Wenceslaus of P\u0142ock."]], ["Rudolf of \u017baga\u0144", ["Rudolf of \u017baga\u0144( ca. 1418 \u2013 18 September 1454) was a Duke of \u017baga\u0144- Przew\u00f3z since 1439( with his brothers as co-rulers until 1449), from 1449 Duke of \u017baga\u0144( as co-ruler of his older brother).", "He was the second son of Duke Jan I of \u017baga\u0144 by his wife Scholastika, daughter of Rudolf III, Duke of Saxe- Wittemberg and Elector of Saxony.", "He was named after his maternal grandfather."]]]
supporting_facts: [["Jan I of \u017baga\u0144", 1], ["Henry VIII the Sparrow", 2]]
evidences: [["Jan I of \u017baga\u0144", "father", "Henry VIII the Sparrow"], ["Henry VIII the Sparrow", "place of death", "Szprotawa"]]
answer: Szprotawa