CREATE TABLE "semifinal_1" (
  "rank" real,
  "lane" real,
  "name" text,
  "nationality" text,
  "time" real
);

Question: Which Name has a Time larger than 53.06, and a Lane smaller than 8, and a Rank larger than 2, and a Nationality of japan?
SQL: SELECT "name" FROM "semifinal_1" WHERE "time">53.06 AND "lane"<8 AND "rank">2 AND "nationality"='japan';

Question: How many lanes have a Time of 53.61, and a Rank larger than 3?
SQL: SELECT SUM("lane") FROM "semifinal_1" WHERE "time"=53.61 AND "rank">3;