Table: tour_de_pologne_2009
Columns: stage
winner
general_classification_ta_koszulka
mountains_classification_klasyfikacja_g_rska
intermediate_sprints_classification_klasyfikacja_najaktywniejszych
points_classification_klasyfikacja_punktowa

Question: Who was the Stage 1 winner?
SQL: SELECT "winner" FROM tour_de_pologne_2009 WHERE "stage" = 1

Question: Who won Stage 7?
SQL: SELECT "winner" FROM tour_de_pologne_2009 WHERE "stage" = 7

Question: Who was the mountain classification winner in the stage won by Alessandro Ballan?
SQL: SELECT "mountains_classification_klasyfikacja_g_rska" FROM tour_de_pologne_2009 WHERE "winner" = 'Alessandro Ballan'