Which suits have no material or non-material, either opponent, and are positional?
CREATE TABLE "classification" (
  "positional_or_automatic" text,
  "opponents" text,
  "suits" text,
  "material_or_non_material" text,
  "count_rectified" text
);
SELECT "suits" FROM "classification" WHERE "material_or_non_material"='no' AND "opponents"='either' AND "positional_or_automatic"='positional';