Question: What nationality is Andrew Balding's father?

Knowledge 1: Andrew Balding
Andrew Matthews Balding (born 29 December 1972) is a British racehorse trainer based at Park House Stables, Kingsclere, near Newbury, Berkshire.Balding attended Caldicott School, a boys preparatory school, and Radley College, a public school.He became a licensed trainer in January 2003, when he succeeded his father Ian Balding.His elder sister is Clare Balding.His maternal grandfather was the trainer Peter Hastings-Bass and his maternal uncle William Hastings-Bass, 17th Earl of Huntingdon, former trainer to Queen Elizabeth II.His maternal grandmother Priscilla Hastings is descended from the Earls of Derby.Balding has been married to his wife Anna-Lisa since 15 July 2005.The couple has two sons, Jono and Toby, a daughter, Flora, and a boxer dog, Tonto.Notable horses trained by Andrew Balding include Casual Look, the winner of The Oaks in 2003.The win led to a very emotional post-race interview with his sister.In 2014, the Baldings' Park House Stables were visited by Irish President Michael D. Higgins as part of his state visit to the UK. [SEP] Knowledge 2: Ian Balding
Ian Balding (born 7 November 1938) is a retired British horse trainer.He is the son of the polo player and racehorse trainer Gerald Matthews Balding and the younger brother of trainer Toby Balding.Ian Balding was born in the US, but his family returned to the UK in 1945.He was educated at Marlborough College and Millfield school in Somerset.He went up to Christ's College, Cambridge, in 1959 to read Rural Estate Management, where he played Rugby for the University team, gaining his Blue in 1961 at full back.He started training in 1964.Kingsclere became his home at the age of 26and it is here that earned his reputation as an internationally respected trainer.He principally trained horses for flat races, but did however bring Crystal Spirit to victory in 1991 at the Sun Alliance Novices' Hurdle.Ian Balding has had influence on many top class Thoroughbreds and race horses, amongst whom some are Mill Reef, Lochsong, Mrs Penny, Glint of Gold, Diamond Shoal, Gold and Ivory, Selkirk, Forest Flower, Dashing Blade, Robellino, Silver Fling, King of Clubs, Lochangel, Top Cees, Crystal Spirit, and Tagula.Ian Balding retired in 2002 and gave his Park House stables licence at Kingsclere, Berkshire, to his son Andrew.
Knowledge 1: Andrew Balding
Andrew Matthews Balding (born 29 December 1972) is a British racehorse trainer based at Park House Stables, Kingsclere, near Newbury, Berkshire.Balding attended Caldicott School, a boys preparatory school, and Radley College, a public school.He became a licensed trainer in January 2003, when he succeeded his father Ian Balding.His elder sister is Clare Balding.His maternal grandfather was the trainer Peter Hastings-Bass and his maternal uncle William Hastings-Bass, 17th Earl of Huntingdon, former trainer to Queen Elizabeth II.His maternal grandmother Priscilla Hastings is descended from the Earls of Derby.Balding has been married to his wife Anna-Lisa since 15 July 2005.The couple has two sons, Jono and Toby, a daughter, Flora, and a boxer dog, Tonto.Notable horses trained by Andrew Balding include Casual Look, the winner of The Oaks in 2003.The win led to a very emotional post-race interview with his sister.In 2014, the Baldings' Park House Stables were visited by Irish President Michael D. Higgins as part of his state visit to the UK. [SEP] Knowledge 2: Eleni Gabre-Madhin
Eleni Zaude Gabre- Madhin, an Ethiopian economist with Swiss nationality, is a former Chief Executive Officer of the Ethiopia Commodity Exchange( ECX).She has had many years of experience working on agricultural markets – particularly in Sub- Saharan Africa – and has held senior positions in the World Bank, the International Food Policy Research Institute( Washington), and United Nations( Geneva).
Knowledge 1: Andrew Balding
Andrew Matthews Balding (born 29 December 1972) is a British racehorse trainer based at Park House Stables, Kingsclere, near Newbury, Berkshire.Balding attended Caldicott School, a boys preparatory school, and Radley College, a public school.He became a licensed trainer in January 2003, when he succeeded his father Ian Balding.His elder sister is Clare Balding.His maternal grandfather was the trainer Peter Hastings-Bass and his maternal uncle William Hastings-Bass, 17th Earl of Huntingdon, former trainer to Queen Elizabeth II.His maternal grandmother Priscilla Hastings is descended from the Earls of Derby.Balding has been married to his wife Anna-Lisa since 15 July 2005.The couple has two sons, Jono and Toby, a daughter, Flora, and a boxer dog, Tonto.Notable horses trained by Andrew Balding include Casual Look, the winner of The Oaks in 2003.The win led to a very emotional post-race interview with his sister.In 2014, the Baldings' Park House Stables were visited by Irish President Michael D. Higgins as part of his state visit to the UK. [SEP] Knowledge 2: John Van Engen
John H. Van Engen is an American historian who focuses on the religious and intellectual culture of the European Middle Ages.He is Andrew V. Tackes Professor Emeritus of Medieval History at the University of Notre Dame.

Answer: US