Complex sentence: Higher education in Portugal is divided into two main subsystems: university and polytechnic education, and it is provided in autonomous public universities, private universities, public or private polytechnic institutions and higher education institutions of other types.
Split into simpler sentences: Higher education in Portugal is divided into two main subsystems: university and polytechnic education. It is provided in autonomous public universities, private universities, public or private polytechnic institutions and higher education institutions of other types.