Table: iron_chef_episodes_2
Columns: special
original_airdate
iron_chef
challenger
challenger_specialty
theme_ingredient
winner

Question: What is the special when the challenger is dominique bouchet?
SQL: SELECT "special" FROM iron_chef_episodes_2 WHERE "challenger" = 'Dominique Bouchet'

Question: Who was the winner when the iron chef is hiroyuki sakai?
SQL: SELECT "winner" FROM iron_chef_episodes_2 WHERE "iron_chef" = 'Hiroyuki Sakai'

Question: Who was the challenger when winner was kimio nonaga?
SQL: SELECT "challenger" FROM iron_chef_episodes_2 WHERE "winner" = 'Kimio Nonaga'

Question: Who was the winner for the original airdate is january 5, 2000 and challenger specialty is french?
SQL: SELECT "winner" FROM iron_chef_episodes_2 WHERE "original_airdate" = 'January 5, 2000' AND "challenger_specialty" = 'French'