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_40278 ( "Team name (sponsored name)" text, "Home ground [a ]" text, "First season" text, "Last title" text, "Titles" real )

### Question ###
When was the last title of the team with a home ground of Sydney cricket ground?

### Accurate SQL ###

SELECT "Last title" FROM table_40278 WHERE "Home ground [a ]" = 'sydney cricket ground'