What is the mascot with an enrollment (2010) less than 980, and heritage as the school?
CREATE TABLE "indiana_high_school_athletics_conference" (
  "school" text,
  "location" text,
  "mascot" text,
  "enrollment_2010" real,
  "ihsaa_class" text,
  "ihsaa_football_class" text,
  "county" text
);
SELECT "mascot" FROM "indiana_high_school_athletics_conference" WHERE "enrollment_2010"<980 AND "school"='heritage';