Complex sentence: Park came from an undistinguished local branch of the Goryeong Bak clan, and won admission to the Daegu Teacher's Gymnasium, which was a favored high school for prospective primary teachers.
Split into simpler sentences: Park came from an undistinguished local branch of the Goryeong Bak clan. Park won admission to the Daegu Teacher's Gymnasium, which was a favored high school for prospective primary teachers.