Question: Who was number 4 when Natalie was number 9?
SQL: SELECT "No. 4" FROM "2-16304563-4" WHERE "No. 9" = 'Natalie';

Question: Who was number 7 when Olivia was number 5 and Emma was number 2?
SQL: SELECT "No. 7" FROM "2-16304563-4" WHERE "No. 5" = 'Olivia' AND "No. 2" = 'Emma';

Question: When Chloe was number 8, Olivia was number 2, Emma was number 1, and Ava was number 4, who was number 5?
SQL: SELECT "No. 5" FROM "2-16304563-4" WHERE "No. 8" = 'Chloe' AND "No. 2" = 'Olivia' AND "No. 1" = 'Emma' AND "No. 4" = 'Ava';