Write SQL query to solve given problem: What is the task method of the tokenized name "string extensions to pascal case
"?. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT DISTINCT SUBSTR(SUBSTR(Name, INSTR(Name, '.') + 1), 1, INSTR(SUBSTR(Name, INSTR(Name, '.') + 1), '.') - 1) task FROM Method WHERE NameTokenized = 'string extensions to pascal case'