CREATE TABLE table_39555 ("Paul McCartney" TEXT, "Stuart" TEXT, "McIntosh" TEXT, "Whitten" TEXT, "Linda McCartney" TEXT)

Which Linda McCartney has a Stuart of electric guitar?
SELECT "Linda McCartney" FROM table_39555 WHERE "Stuart" = 'electric guitar'
SELECT "Linda McCartney" FROM "table_39555" WHERE "Stuart" = 'electric guitar'