CREATE TABLE "disk_loading_comparison" (
  "aircraft" text,
  "description" text,
  "max_gross_weight" text,
  "total_disk_area" text,
  "max_disk_loading" text
);

Question: What if the description of a ch-47d chinook?
SQL: SELECT "description" FROM "disk_loading_comparison" WHERE "aircraft"='CH-47D Chinook';

Question: What is the max gross weight of the Robinson R-22?
SQL: SELECT "max_gross_weight" FROM "disk_loading_comparison" WHERE "aircraft"='Robinson R-22';