Complex sentence: Born in Salzburg and educated there at the Mädchen-Reform-Realgymnasium, Gustava Aigner studied geology, paleontology, mineralogy and petrography and earned her PhD from the University of Graz in 1930 with a dissertation entitled "Die Productiden des Karbons von Nötsch im Gailtal".
Split into simpler sentences: Born in Salzburg and educated there at the Mädchen-Reform-Realgymnasium, Aigner studied geology, paleontology, mineralogy and petrography. She earned her PhD from the University of Graz in 1930 with a dissertation entitled "Die Productiden des Karbons von Nötsch im Gailtal".