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 ( class VARCHAR, rank VARCHAR, machine VARCHAR, points VARCHAR )

### Question ###
Which class had a machine of RS125R, points over 113, and a rank of 4th?

### Accurate SQL ###

SELECT class FROM table_name_30 WHERE machine = "rs125r" AND points > 113 AND rank = "4th"