CREATE TABLE table_57941 ("Year" TEXT, "Driver" TEXT, "Constructor" TEXT, "Category" TEXT, "Location" TEXT, "Report" TEXT)

What is the name of the constructor when report shows report in 1955?
SELECT "Constructor" FROM table_57941 WHERE "Report" = 'report' AND "Year" = '1955'
SELECT "Constructor" FROM "table_57941" WHERE "Report" = 'report' AND "Year" = '1955'