github.com/cockroachdb/cockroach@v20.2.0-alpha.1+incompatible/pkg/sql/sem/tree/testdata/pretty/9.sql

SELECT ((((((1, '2', 3) AS a, b, c), ((4,'5') AS a, b), (ROW(6) AS a)) AS a, b, c), ((7, 8) AS a, b), (ROW('9') AS a)) AS a, b, c) AS r