CREATE TABLE "round_1" (
  "rank" real,
  "heat" real,
  "name" text,
  "nationality" text,
  "time" text
);

Question: What nationality is Erin Donohue?
SQL: SELECT "nationality" FROM "round_1" WHERE "name"='erin donohue';

Question: How many heats did Runners from Guinea-Bissau run, with rank higher than 33?
SQL: SELECT SUM("heat") FROM "round_1" WHERE "nationality"='guinea-bissau' AND "rank"<33;