For the location of quezon city , metro manila what is the athletic nickname?
CREATE TABLE "tertiary_institutions" (
  "institution" text,
  "location" text,
  "enrollment" text,
  "athletic_nickname" text,
  "school_colors" text,
  "founded" real
);
SELECT "athletic_nickname" FROM "tertiary_institutions" WHERE "location"='Quezon City , Metro Manila';