A composer of this ethnicity used splicing to make a piece entirely out of short recordings of charcoal burning. A composer of this ethnicity wrote a piece in which six percussionists sit amidst the audience called Persephassa, one of their site-specific “polytopes”. The Maxwell-Boltzmann distribution inspired a piece (15[1])by a composer of this ethnicity, (15[1])who used the architecture-inspired system UPIC to pioneer stochastic music. A composer of this ethnicity used the motif [read slowly] “D flat, (15[1])G flat, A flat, B flat, A flat” in a theme played on a (*) Yamaha CS-80 synthesiser for a scene in which men run along a beach. That composer of this ethnicity wrote “Tears in Rain” for Blade Runner and the sweeping theme of Chariots of Fire. For 10 points, name this ethnicity of Vangelis and Iannis Xenakis. ■END■