CREATE TABLE "bridges_under_construction" (
  "name" text,
  "main_span_metres" text,
  "main_span_feet" text,
  "year_to_open" real,
  "country" text
);

Question: What was the Year to Open for the Dandeung Bridge?
SQL: SELECT COUNT("year_to_open") FROM "bridges_under_construction" WHERE "name"='dandeung bridge';

Question: What is the Main span of the Qincaobei Bridge
SQL: SELECT "main_span_feet" FROM "bridges_under_construction" WHERE "name"='qincaobei bridge';

Question: What is the Main span of the bridge from China with a Year to open of 2013 and Main span feet of 2,585?
SQL: SELECT "main_span_metres" FROM "bridges_under_construction" WHERE "year_to_open"=2013 AND "country"='china' AND "main_span_feet"='2,585';