name the fictional character painted by sarat chandra chattopadhyay and portrayed in kalki koechlin ?
SELECT DISTINCT var_uri where brack_open var_uri dbo_creator dbr_Sarat_Chandra_Chattopadhyay sep_dot var_uri dbo_portrayer dbr_Kalki_Koechlin sep_dot var_uri a dbo_FictionalCharacter brack_close