In a prelude or alap, which in full-length recitals can last half an hour, the lead musician seems to grope around until he reaches the main theme and its many variations take hold and patterns emerge from the apparent confusion.
Full-length recitals feature bewildering variations and patterns.
mnli hypothesis: Full-length recitals feature bewildering variations and patterns. premise: In a prelude or alap, which in full-length recitals can last half an hour, the lead musician seems to grope around until he reaches the main theme and its many variations take hold and patterns emerge from the apparent confusion.