CREATE TABLE "legislative_history" (
  "congress" text,
  "bill_number_s" text,
  "date_introduced" text,
  "sponsor_s" text,
  "num_of_cosponsors" real,
  "latest_status" text
);

Question: What Congress had less than 23 cosponsors and had June 30, 2005 as the date of introduction of the bill?
SQL: SELECT "congress" FROM "legislative_history" WHERE "num_of_cosponsors"<23 AND "date_introduced"='june 30, 2005';

Question: Who sponsored the bill introduced on June 9, 2011?
SQL: SELECT "sponsor_s" FROM "legislative_history" WHERE "date_introduced"='june 9, 2011';

Question: Who sponsored the bill that was introduced on June 2, 2009?
SQL: SELECT "sponsor_s" FROM "legislative_history" WHERE "date_introduced"='june 2, 2009';