Table: junior_curling_2008
Columns: country
skip
third
second
lead

Question: Which skip has Oliver Dupont as a second?
SQL: SELECT "skip" FROM junior_curling_2008 WHERE "second" = 'oliver dupont'

Question: Which second's third is Jean-Michel Arsenault?
SQL: SELECT "second" FROM junior_curling_2008 WHERE "third" = 'jean-michel arsenault'

Question: Which skip's third is Steffen Walstad?
SQL: SELECT "skip" FROM junior_curling_2008 WHERE "third" = 'steffen walstad'

Question: Which skip's second is Martin Hejhal?
SQL: SELECT "skip" FROM junior_curling_2008 WHERE "second" = 'martin hejhal'

Question: Which skip's lead is Gordon McDougall?
SQL: SELECT "skip" FROM junior_curling_2008 WHERE "lead" = 'gordon mcdougall'

Question: Which second's skip is Chris Plys?
SQL: SELECT "second" FROM junior_curling_2008 WHERE "skip" = 'chris plys'