question: What nationality is Iulla Antonia's father?
context: Title: Iullus Antonius
  Passage: Iullus Antonius (43 BC – 2 BC), also known as Iulus, Julus or Jullus, was a magnate and poet in Ancient Rome. He was the second son of Roman general Mark Antony and Antony's third wife Fulvia. He is best known for being the famous lover of Julia the Elder. He was the full brother of Marcus Antonius Antyllus, half-brother of Clodia Pulchra (the first wife of Augustus) through his mother's first marriage, half-brother of Antonia Major and Antonia Minor through his father's marriage to Octavia Minor, and half-brother of Alexander Helios, Cleopatra Selene II and Ptolemy Philadelphus through his father's marriage to Cleopatra VII. His stepsiblings were Marcellus, Claudia Marcella Major (later his wife), Caesarion and Claudia Marcella Minor. He was also stepson to Octavia Minor (sister of Augustus) and Cleopatra VII.
  Title: Iulla Antonia
  Passage: Iulla Antonia or Julia Antonia, is thought to be a daughter of Roman consul of 10 BCE Iullus Antonius and Claudia Marcella Major. Her brother was Lucius Antonius. Possible maternal half-siblings include Vipsania Marcella, Appuleia Varilla, and Lucius Antonius. The only evidence of her existence is a funerary urn. Iulla’s maternal grandparents were Octavia Minor (second elder sister,and full sister to Roman Emperor Caesar Augustus) and her first husband, the Roman consul Gaius Claudius Marcellus Minor. Her paternal grandparents were Fulvia and the Roman Triumvir Mark Antony. Through her paternal grandmother, she was a descendant of the Roman politician Gaius Gracchus and the Roman General Scipio Africanus Major who defeated Hannibal. Iulla was born in Rome, after 19 BC and was raised there. In 2 BC, her father was executed by her great-uncle, because he had an affair with Augustus’ daughter Julia the Elder.
answer: ancient Rome
citations: Iulla Antonia Iullus Antonius