CREATE TABLE table_name_83 (lead VARCHAR2, skip VARCHAR2, season VARCHAR2)

Who was the lead with John Shuster as skip in the season of 2009 10?
SELECT lead FROM table_name_83 WHERE skip = "john shuster" AND season = "2009–10"
SELECT "lead" FROM "table_name_83" WHERE "2009–10" = "season" AND "john shuster" = "skip"