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_77 ( events INTEGER, tournament VARCHAR, top_25 VARCHAR )

### Question ###
What is the largest number of events with the Masters Tournament and less than 4 in the top-25?

### Accurate SQL ###

SELECT MAX(events) FROM table_name_77 WHERE tournament = "masters tournament" AND top_25 < 4