Table: race_results_42
Columns: result
date
race
venue
group
distance
weight_kg
jockey
winner_2nd

Question: What many times was the victoria derby raced?
SQL: SELECT COUNT("date") FROM race_results_42 WHERE "race" = 'Victoria Derby'

Question: What is the autumn classic weight?
SQL: SELECT "weight_kg" FROM race_results_42 WHERE "race" = 'Autumn Classic'