CREATE TABLE table_17783 ("Day" TEXT, "Sunday Surya  ( the Sun ) " TEXT, "Monday Soma  ( the Moon ) " TEXT, "Tuesday Mangala  ( Mars ) " TEXT, "Wednesday Budha  ( Mercury ) " TEXT, "Thursday Guru  ( Jupiter ) " TEXT, "Friday Shukra  ( Venus ) " TEXT, "Saturday Shani  ( Saturn ) " TEXT)

In the system where Sunday is ny yitru kizhamai, what is Saturday?
SELECT "Saturday Shani (Saturn)" FROM table_17783 WHERE "Sunday Surya (the Sun)" = 'ஞாயிற்று கிழமை Nyāyitru kizhamai'
SELECT "Saturday Shani (Saturn)" FROM "table_17783" WHERE "Sunday Surya (the Sun)" = 'ஞாயிற்று கிழமை Nyāyitru kizhamai'