CREATE TABLE table_63185 ("City of license" TEXT, "Identifier" TEXT, "Frequency" TEXT, "Power" TEXT, "Class" TEXT, "RECNet" TEXT)

What's the RECNet when the identifier is cbf-fm-20?
SELECT "RECNet" FROM table_63185 WHERE "Identifier" = 'cbf-fm-20'
SELECT "RECNet" FROM "table_63185" WHERE "Identifier" = 'cbf-fm-20'