CREATE TABLE "completed" (
  "name" text,
  "height_of_bridge_structure" text,
  "longest_span" text,
  "type" text,
  "opened" real,
  "location" text
);

Question: How tall is the Anqing Bridge which opened prior to 2011?
SQL: SELECT "height_of_bridge_structure" FROM "completed" WHERE "opened"<2011 AND "name"='anqing bridge';

Question: Where did the cable-stayed Badong Bridge  open in 2005?
SQL: SELECT "location" FROM "completed" WHERE "type"='cable-stayed' AND "opened"=2005 AND "name"='badong bridge';