CREATE TABLE "detailed_seasons" (
  "year" text,
  "regular_season" text,
  "playoffs" text,
  "canadian_championship" text,
  "concacaf_champions_league" text
);

Question: What Canadian Championship had CONCACAF Champions League of semifinals?
SQL: SELECT "canadian_championship" FROM "detailed_seasons" WHERE "concacaf_champions_league"='semifinals';

Question: Which regular season had the playoffs of 0 mls cups?
SQL: SELECT "regular_season" FROM "detailed_seasons" WHERE "playoffs"='0 mls cups';