Assertion: chamber orchestra | /r/HasProperty | depend on the demands of the music
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text: A chamber orchestra usually comprises double woodwind (two each of flutes, oboes, clarinets and bassoons), two (or sometimes three or four, depending on the demands of the music), two trumpets, timpani and a small-ish string section of maybe eight first violins, six second violins, four each of violas and cellos and two (or perhaps three) double basses.