Which location has a method of decision and Nikos Tsoukalas for an opponent?
CREATE TABLE table_name_97 (
    location VARCHAR,
    method VARCHAR,
    opponent VARCHAR
)
SELECT location FROM table_name_97 WHERE method = "decision" AND opponent = "nikos tsoukalas"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: Which location has a method of decision and Nikos Tsoukalas for an opponent? ### Input: CREATE TABLE table_name_97 (
    location VARCHAR,
    method VARCHAR,
    opponent VARCHAR
) ### Response: SELECT location FROM table_name_97 WHERE method = "decision" AND opponent = "nikos tsoukalas"