CREATE TABLE table_28623 ("Year" FLOAT, "Under-11" CLOB, "Under-13" CLOB, "Under-15" CLOB, "Under-17" CLOB, "Under-19" CLOB)

Who is every Under-15 if Under-11 is Reeham Sedky?
SELECT "Under-15" FROM table_28623 WHERE "Under-11" = 'Reeham Sedky'
SELECT "Under-15" FROM "table_28623" WHERE "Under-11" = 'Reeham Sedky'