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_8 ( position VARCHAR, year VARCHAR, event VARCHAR, competition VARCHAR )

### Question ###
Which Position has an Event of 10,000 m, and a Competition of world championships, and a Year larger than 1993?

### Accurate SQL ###

SELECT position FROM table_name_8 WHERE event = "10,000 m" AND competition = "world championships" AND year > 1993