Complex sentence: In the last two years they are complemented by 200 international boarding students selected by a worldwide network of about 160 national committees based on personal merit and potential irrespective of their religion, cultural, political or financial background.
Split into simpler sentences: In the last two years they are complemented by 200 international boarding students. These are selected by a worldwide network of about 160 national committees based on personal merit and potential irrespective of their religion, cultural, political or financial background.