Summary from Wikipedia

After graduating from the Institute of Technology in Vienna, Ybl became Mihály Pollack's assistant in 1832 and worked in Henrik Koch's office between 1836 and 1840. Following this, he moved to Munich and studied at the Academy of Fine Arts and then to Italy to study. After his return, he entered into partnership with the son of Mihály Pollack, Ágoston; together they refurbished the Ikervár castle of Count Lajos Batthyány. His first main work was the church in Fót, built between 1845 and 1855.[2]