Question: What nationality is the director of film Aambala?
Sentence (from "Aambala"): Aambala  is a 2015 Indian Tamil-language Parody action comedy film co-written, co-produced and directed by Sundar C. Produced by Vishal, it features him in the leading role alongside an ensemble cast including Prabhu, Hansika Motwani, Ramya Krishnan, Santhanam, Sathish, Vaibhav Reddy, Kiran Rathod, Aishwarya, Maadhavi Latha, and Madhuurima.
Relevant evidence: Yes