CREATE TABLE table_68920 ("Year" FLOAT, "Entrant" CLOB, "Chassis" CLOB, "Engine" CLOB, "Points" FLOAT)

Name the chassis for engine of brm v12
SELECT "Chassis" FROM table_68920 WHERE "Engine" = 'brm v12'
SELECT "Chassis" FROM "table_68920" WHERE "Engine" = 'brm v12'