Complex sentence: According to the Tibetan records there were about 12,000 students at Odantapuri which was situated at a mountain called Hiranya Prabhat Parvat and by the bank of the river Panchanan.
Split into simpler sentences: According to the Tibetan records there were about 12,000 students at Odantapuri. Odantpuri was situated at a mountain called Hiranya Prabhat Parvat and the bank of the river Panchanan.