Complex sentence: Hassan Kassai (25 September 1928--14 June 2012) was a famous player of Persian classical music and player of ney, the traditional reed flute of Persia/Iran.
Split into simpler sentences: Hassan Kassai (25 September 1928--14 June 2012) was a musician and player of Persian classical music. He played the ney, the traditional reed flute of Persia/Iran.