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_name_30 (rider VARCHAR, grid VARCHAR, time VARCHAR, laps VARCHAR, manufacturer VARCHAR)

### Question ###
Who was the rider who had less than 30 laps, ended in an accident with a car manufactured by yamaha on a grid larger than 3?

### Accurate SQL ###

SELECT rider FROM table_name_30 WHERE laps < 30 AND manufacturer = "yamaha" AND time = "accident" AND grid > 3