Complex sentence: Jinul sought to establish a new movement within Korean Seon, which he called the "samādhi and prajñā society", whose goal was to establish a new community of disciplined, pure-minded practitioners deep in the mountains.
Split into simpler sentences: Jinul sought to establish a new movement within Korean Seon, which he called the "samādhi and prajñā society". It's goal was to establish a new community of disciplined, pure-minded practitioners deep in the mountains.