CREATE TABLE "aircraft_inventory" (
  "aircraft" text,
  "origin" text,
  "type" text,
  "versions" text,
  "in_service" text
);

Question: Which version B-58 aircraft model originated in the United States has 2 in service?
SQL: SELECT "aircraft" FROM "aircraft_inventory" WHERE "in_service"='2' AND "origin"='united states' AND "versions"='b-58';

Question: What aircraft type is the Casa C-212 Aviocar?
SQL: SELECT "type" FROM "aircraft_inventory" WHERE "aircraft"='casa c-212 aviocar';

Question: How many T-260 EU aircrafts are currently in service?
SQL: SELECT "in_service" FROM "aircraft_inventory" WHERE "versions"='t-260 eu';

Question: How many C-95 aircrafts originating in Brazil are currently in service?
SQL: SELECT "in_service" FROM "aircraft_inventory" WHERE "origin"='brazil' AND "versions"='c-95';