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_24 (split__50m_ INTEGER, name VARCHAR, lane VARCHAR)

### Question ###
What is the total sum of 50m splits for josefin lillhage in lanes above 8?

### Accurate SQL ###

SELECT SUM(split__50m_) FROM table_name_24 WHERE name = "josefin lillhage" AND lane > 8