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_33 (debut INTEGER, player VARCHAR, years_played VARCHAR)

### Question ###
what is the debut when the play er is radoslava topalova and the years played is less than 2?

### Accurate SQL ###

SELECT AVG(debut) FROM table_name_33 WHERE player = "radoslava topalova" AND years_played < 2