Table: f1_1952_season
Columns: race
circuit
date
pole_position
fastest_lap
winning_driver
constructor
tyre
report

Question: When was the swiss grand prix?
SQL: SELECT "date" FROM f1_1952_season WHERE "race" = 'swiss grand prix'

Question: What was the circuit for alberto ascari josé froilán gonzález?
SQL: SELECT "circuit" FROM f1_1952_season WHERE "fastest_lap" = 'alberto ascari josé froilán gonzález'

Question: Name the date of the italian grand prix
SQL: SELECT "date" FROM f1_1952_season WHERE "race" = 'italian grand prix'

Question: Name the constructor for the belgian grand prix
SQL: SELECT "constructor" FROM f1_1952_season WHERE "race" = 'belgian grand prix'

Question: Name the date for the italian grand prix
SQL: SELECT "date" FROM f1_1952_season WHERE "race" = 'italian grand prix'