What was the description when the viewers selected Nan?
CREATE TABLE table_15162503_1 (description VARCHAR, viewers_selection VARCHAR)
SELECT description FROM table_15162503_1 WHERE viewers_selection = "Nan"
### Context: CREATE TABLE table_15162503_1 (description VARCHAR, viewers_selection VARCHAR) ### Question: What was the description when the viewers selected Nan? ### Answer: SELECT description FROM table_15162503_1 WHERE viewers_selection = "Nan"