CREATE TABLE table_16631 ("School" CLOB, "Location" CLOB, "Enrolment" FLOAT, "Founded" FLOAT, "Denomination" CLOB, "Day/Boarding" CLOB, "School Colours" CLOB, "Abbreviation" CLOB, "In competition since" FLOAT)

What is the location of the school named Brisbane Girls' Grammar School?
SELECT "Location" FROM table_16631 WHERE "School" = 'Brisbane Girls'' Grammar School'
SELECT "Location" FROM "table_16631" WHERE "School" = 'Brisbane Girls'' Grammar School'