Question: What was the highest heat with a time slower than 48.87 from Sweden?
SQL: SELECT MAX("Heat") FROM "2-10557471-3" WHERE "Time" > 48.87 AND "Nationality" = 'Sweden';

Question: How many lanes featured a swimmer ranked above 4, in a heat later than 1, from australia, named ashley callus?
SQL: SELECT COUNT("Lane") FROM "2-10557471-3" WHERE "Rank" > 4.0 AND "Heat" > 1.0 AND "Nationality" = 'australia' AND "Name" = 'ashley callus';