Complex sentence: The Hang was developed in 2000 in Berne, Switzerland by Felix Rohner and Sabina Schärer (PANArt Hangbau AG) and introduced at the Frankfurt Music Fair in 2001.
Split into simpler sentences: The Hang was developed in 2000 in Berne, Switzerland by Felix Rohner and Sabina Schärer (PANArt Hangbau AG). It was introduced at the Frankfurt Music Fair in 2001.