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_203_362 ( id number, "school" text, "location" text, "outright titles" number, "shared titles" number, "runners-up" number, "total finals" number, "last title" number, "last final" number )

### Question ###
what was the last year that the regent house grammar school won a title ?

### Accurate SQL ###

SELECT "last title" FROM table_203_362 WHERE "school" = 'regent house grammar school'