Complex sentence: In 1937 he began his studies at the Faculty of Law of the Jagiellonian University, in accordance with the wishes of his father, a lawyer and economist, but already in 1938, he moved to the Faculty of Humanities at the Jagiellonian University, Polish philology.
Split into simpler sentences: In 1937 He had begun he began his studies at the Faculty of Law, in accordance with the wishes of his father, a lawyer and economist. However, in 1938, He transferred his studies to the Faculty of Humanities at the Jagiellonian University, studying Polish philology.