Table: tour_down_under_2011
Columns: stage
winner
general_classification
mountains_classification
sprint_classification
young_rider_classification
team_classification
aggressive_rider

Question: What is aggressive rider Richie Porte's team classifaction?
SQL: SELECT "team_classification" FROM tour_down_under_2011 WHERE "aggressive_rider" = 'Richie Porte'

Question: Thomas de Gendt performed on what stage as aggressive rider?
SQL: SELECT MAX("stage") FROM tour_down_under_2011 WHERE "aggressive_rider" = 'Thomas De Gendt'

Question: Where Luke Durbridge is the aggressive rider who is listed as the young rider classification?
SQL: SELECT "young_rider_classification" FROM tour_down_under_2011 WHERE "aggressive_rider" = 'Luke Durbridge'

Question: Who is listed under the general classifcation where Ben Swift won and Cameron Meyer was listed under the young rider?
SQL: SELECT "general_classification" FROM tour_down_under_2011 WHERE "winner" = 'Ben Swift' AND "young_rider_classification" = 'Cameron Meyer'

Question: Who is the sprint classification where Francisco Ventoso wins?
SQL: SELECT "sprint_classification" FROM tour_down_under_2011 WHERE "winner" = 'Francisco Ventoso'