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_66999 ( "Stage (Winner)" text, "General Classification Yellow Jersey" text, "Mountains Classification Green Jersey" text, "Points Classification Navy Blue Jersey" text, "Intermediate Sprints Classification Red Jersey" text, "Team Classification" text )

### Question ###
What is the Points Classification Navy Blue Jersey that has Yoann le Boulanger, and Gerolsteiner?

### Accurate SQL ###

SELECT "Points Classification Navy Blue Jersey" FROM table_66999 WHERE "Mountains Classification Green Jersey" = 'yoann le boulanger' AND "Team Classification" = 'gerolsteiner'