Question: Who is younger Georgi Ivanov or Umberto Guidoni ?
Sentence (from "Georgi Atanasov (politician)"): Georgi Ivanov Atanasov (Bulgarian: Георги Иванов Атанасов) (born 25 July 1933) was a leading member of the Bulgarian Communist Party who served as Prime Minister from 1986-1990.
Relevant evidence: No