Question: When Peter Sagan won the youth classification and Thomas Rabou won the most corageous, who won the sprint classification?
Schema: create table table_25055040_22 (sprint_classification varchar, youth_classification varchar, most_courageous varchar, PRIMARY KEY (sprint_classification))
SQL: select sprint_classification from table_25055040_22 where youth_classification = "peter sagan" and most_courageous = "thomas rabou"