Table: curling_teams
Columns: season
skip
third
second
lead

Question: what is the season when the lead is john shuster and third is shawn rojeski?
SQL: SELECT "season" FROM curling_teams WHERE "lead" = 'john shuster' AND "third" = 'shawn rojeski'

Question: what is the season when the third is shawn rojeski?
SQL: SELECT "season" FROM curling_teams WHERE "third" = 'shawn rojeski'