Question: Which Services have a Local authority of Chiltern, and a Zone 2010 of 9?
SQL: SELECT "Services" FROM "2-1518351-1" WHERE "Local authority" = 'Chiltern' AND "Zone 2010" = '9';

Question: Which Station has a Zone 2010 of 7?
SQL: SELECT "Station" FROM "2-1518351-1" WHERE "Zone 2010" = '7';

Question: Which Local authority has a Zone 2007 of outside zones, and a Zone 2008 of outside zones, and a Zone 2010 of outside zones, and a Station of Waltham Cross?
SQL: SELECT "Local authority" FROM "2-1518351-1" WHERE "Zone 2007" = 'outside zones' AND "Zone 2008" = 'outside zones' AND "Zone 2010" = 'outside zones' AND "Station" = 'Waltham Cross';

Question: Which Local authority has Services of Greater Anglia?
SQL: SELECT "Local authority" FROM "2-1518351-1" WHERE "Services" = 'Greater Anglia';

Question: Which Station has a Zone 2008 of 8, and a Zone 2007 of outside zones, and Services of London Overground?
SQL: SELECT "Station" FROM "2-1518351-1" WHERE "Zone 2008" = '8' AND "Zone 2007" = 'outside zones' AND "Services" = 'London Overground';

Question: Which Zone 2008 has Services of Greater Anglia, and a Station of Cheshunt?
SQL: SELECT "Zone 2008" FROM "2-1518351-1" WHERE "Services" = 'Greater Anglia' AND "Station" = 'Cheshunt';