CREATE TABLE table_20798 ("School Year" TEXT, "Volleyball" TEXT, "Cross Country" TEXT, "Soccer" TEXT, "Tennis" TEXT, "Golf" TEXT, "Basketball" TEXT, "Swimming" TEXT, "Softball" TEXT, "Track & Field" TEXT)

who won basketball when ashland won track & field and cross country
SELECT "Basketball" FROM table_20798 WHERE "Track & Field" = 'Ashland' AND "Cross Country" = 'Ashland'
SELECT "Basketball" FROM "table_20798" WHERE "Cross Country" = 'Ashland' AND "Track & Field" = 'Ashland'