CREATE TABLE table_41557 ("City of license" TEXT, "Identifier" TEXT, "Frequency" TEXT, "Power" TEXT, "Class" TEXT, "RECNet" TEXT)

What RECNet has 40 watts of power and temagami as the city of license?
SELECT "RECNet" FROM table_41557 WHERE "Power" = '40 watts' AND "City of license" = 'temagami'
SELECT "RECNet" FROM "table_41557" WHERE "City of license" = 'temagami' AND "Power" = '40 watts'