CREATE TABLE "coaches" (
  "name" text,
  "period" text,
  "wins" real,
  "draws" real,
  "losses" real,
  "efficiency_pct" text
);

Question: what is the number of losses with draws less than 1 and 6.3% efficiency?
SQL: SELECT AVG("losses") FROM "coaches" WHERE "efficiency_pct"='6.3%' AND "draws"<1;

Question: what is the number of draws for ali said gouled?
SQL: SELECT COUNT("draws") FROM "coaches" WHERE "name"='ali said gouled';

Question: what is the number of draws when there are 4 losses and 28.6% efficiency?
SQL: SELECT COUNT("draws") FROM "coaches" WHERE "losses"=4 AND "efficiency_pct"='28.6%';