CREATE TABLE "boys" (
  "year" real,
  "under_11" text,
  "under_13" text,
  "under_15" text,
  "under_17" text,
  "under_19" text
);

Question: When the under-17 was Antonio Glez, who was the under-13?
SQL: SELECT "under_13" FROM "boys" WHERE "under_17"='Antonio Glez';

Question: In the year 2009 who was the under-13?
SQL: SELECT "under_13" FROM "boys" WHERE "year"=2009;

Question: When Julian Illingworth was the under-19, who was the under-15?
SQL: SELECT "under_15" FROM "boys" WHERE "under_19"='Julian Illingworth';

Question: Who was the under-15 when Moises Galvez	was the under-17?
SQL: SELECT "under_15" FROM "boys" WHERE "under_17"='Moises Galvez';

Question: How many years are there where the the under-15 is Arturo Salazar Martinez and the under-19 is Moises Galvez?
SQL: SELECT COUNT("year") FROM "boys" WHERE "under_15"='Arturo Salazar Martinez' AND "under_19"='Moises Galvez';

Question: When the under-11 was Aly Abou El Einen, who was the under-13?
SQL: SELECT "under_13" FROM "boys" WHERE "under_11"='Aly Abou El Einen';