CREATE TABLE "boston_bruins_4_chicago_black_hawks_2" (
  "date" text,
  "visitor" text,
  "score" text,
  "home" text,
  "record" text
);

Question: Which visitor has a record of 2-4?
SQL: SELECT "visitor" FROM "boston_bruins_4_chicago_black_hawks_2" WHERE "record"='2-4';

Question: What is the record on April 28?
SQL: SELECT "record" FROM "boston_bruins_4_chicago_black_hawks_2" WHERE "date"='april 28';

Question: What is the score for the Chicago Black Hawks game with a record of 2-1?
SQL: SELECT "score" FROM "boston_bruins_4_chicago_black_hawks_2" WHERE "home"='chicago black hawks' AND "record"='2-1';