Assertion: classical music's form | /r/CapableOf | break through into open space of free tonality
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text: Free jazz, and the related form of avant-garde jazz, broke through into an open space of "free tonality" in which meter, beat, and formal symmetry all disappeared, and a range of world music from India, Africa, and Arabia were melded into an intense, even religiously ecstatic or orgiastic style of playing.