CREATE TABLE table_11742 ("Entrant" CLOB, "Constructor" CLOB, "Chassis" CLOB, "Engine \\u2020" CLOB, "Tyre" CLOB, "Driver" CLOB, "Rounds" CLOB)

What's the chassis for alexander wurz's playlife fb02 engine?
SELECT "Chassis" FROM table_11742 WHERE "Engine \u2020" = 'playlife fb02' AND "Driver" = 'alexander wurz'
SELECT "Chassis" FROM "table_11742" WHERE "Driver" = 'alexander wurz' AND "Engine \u2020" = 'playlife fb02'