Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_71102 ( "State" text, "Preliminaries" real, "Interview" real, "Swimsuit" real, "Evening Gown" real, "Average" real )

### Question ###
What is the lowest Preliminary score of a contestant that has an Evening Gown score of 8.472?

### Accurate SQL ###

SELECT MIN("Preliminaries") FROM table_71102 WHERE "Evening Gown" = '8.472'