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

Question: Who was the home team in the game having a visitor of Chicago?
SQL: SELECT "home" FROM "april" WHERE "visitor"='chicago';

Question: What is the date of the game that had a visitor of Chicago?
SQL: SELECT "date" FROM "april" WHERE "visitor"='chicago';