Question:
Where was Władysław Orlicz educated in Apr, 1923?

Context:
 Władysław Orlicz attended University of Göttingen from Jan, 1929 to Jan, 1930. 
 Władysław Orlicz attended Lviv Polytechnic from Jan, 1920 to Jan, 1921. 
 Władysław Orlicz attended Lviv University from Jan, 1923 to Jan, 1926.

Answer:
Lviv University