CREATE TABLE "head_coaching_history" (
  "name" text,
  "years" text,
  "wins" real,
  "losses" real,
  "ties" real,
  "pct" real
);

Question: Which percent has Wins larger than 72, and a Name of john yovicsin?
SQL: SELECT SUM("pct") FROM "head_coaching_history" WHERE "wins">72 AND "name"='john yovicsin';

Question: How many Ties have Years of 1919–1925, and a Pct larger than 0.734?
SQL: SELECT SUM("ties") FROM "head_coaching_history" WHERE "years"='1919–1925' AND "pct">0.734;

Question: Which Pct has Years of 1957–1970, and Wins smaller than 78?
SQL: SELECT SUM("pct") FROM "head_coaching_history" WHERE "years"='1957–1970' AND "wins"<78;

Question: Which Wins have Years of 1881, and a Pct larger than 0.75?
SQL: SELECT AVG("wins") FROM "head_coaching_history" WHERE "years"='1881' AND "pct">0.75;