CREATE TABLE "list_of_canadian_light_rail_systems_by_r" (
  "city" text,
  "system" text,
  "category" text,
  "daily_ridership" real,
  "as_of" text,
  "opened" real,
  "stations" text
);

Question: Which Opened has a System of c-train, and a Daily ridership smaller than 269,600?
SQL: SELECT MAX("opened") FROM "list_of_canadian_light_rail_systems_by_r" WHERE "system"='c-train' AND "daily_ridership"<'269,600';

Question: Which Stations are in vancouver, bc?
SQL: SELECT "stations" FROM "list_of_canadian_light_rail_systems_by_r" WHERE "city"='vancouver, bc';

Question: Which category has 5 stations?
SQL: SELECT "category" FROM "list_of_canadian_light_rail_systems_by_r" WHERE "stations"='5';

Question: Which Opened has a Category of diesel light rail?
SQL: SELECT MAX("opened") FROM "list_of_canadian_light_rail_systems_by_r" WHERE "category"='diesel light rail';