Table: tripoli_grand_prix_1927
Columns: name
circuit
date
winning_driver
winning_constructor
report

Question: Who was the winning constructor at the circuit of parioli?
SQL: SELECT "winning_constructor" FROM tripoli_grand_prix_1927 WHERE "circuit" = 'parioli'

Question: When did Gaspare Bona win the Pozzo Circuit?
SQL: SELECT "date" FROM tripoli_grand_prix_1927 WHERE "winning_driver" = 'gaspare bona' AND "name" = 'pozzo circuit'

Question: Who was the winning constructor of the Grand Prix Du Salon ?
SQL: SELECT "winning_constructor" FROM tripoli_grand_prix_1927 WHERE "name" = 'grand prix du salon'

Question: Which circuit did françois eysermann win ?
SQL: SELECT "circuit" FROM tripoli_grand_prix_1927 WHERE "winning_driver" = 'françois eysermann'