CREATE TABLE "table1_1566850_8" (
  "date" text,
  "cover_model" text,
  "centerfold_model" text,
  "interview_subject" text,
  "20_questions" text,
  "pictorials" text
);

Question: When was Kalin Olson listed as  the centerfold model?
SQL: SELECT "date" FROM "table1_1566850_8" WHERE "centerfold_model"='Kalin Olson';

Question: What is the name of the cover model on 3-97?
SQL: SELECT "cover_model" FROM "table1_1566850_8" WHERE "date"='3-97';

Question: Who was the centerfold model when a pictorial was done on marilyn monroe?
SQL: SELECT "centerfold_model" FROM "table1_1566850_8" WHERE "pictorials"='Marilyn Monroe';

Question: Who was the interview subject on the date 1-97?
SQL: SELECT "interview_subject" FROM "table1_1566850_8" WHERE "date"='1-97';