Complex sentence: Sparlay Rawail is a lecturer at the National College of Arts, he first met with the three bands members (Aamer Shafiq, Farhan Bogra and Shiraz Khan) at a concert for a random Jam session.
Split into simpler sentences: Sparlay Rawail is a lecturer at the National College of Arts. He first met with the three other band members at a concert for a random Jam session.