(1) Players compete on equal terms with each other; and

(2) No player receives, or becomes entitled to receive, anything of value or any profit, directly or indirectly, other than the player's personal gambling winnings; and

(3) No other person, corporation, unincorporated association, or entity receives or becomes entitled to receive, anything of value or any profit, directly or indirectly, from any source, including but not limited to permitting the use of premises, supplying refreshments, food, drinks, service, lodging or entertainment; and

(4) It is not conducted or played in or at a hotel, motel, bar, nightclub, cocktail lounge, restaurant, massage parlor, billiard parlor, or any business establishment of any kind, public parks, public buildings, public beaches, school grounds, churches or any other public area; and

(5) None of the players is below the age of majority; and

(6) The gambling activity is not bookmaking.

(1) In any prosecution for an offense described in [section] 712-1223, 712-1224, 712-1225 or 712-1226, a defendant may assert the affirmative defense that the gambling activity in question was a social gambling game as defined in [section] 712-1231(a).

(2) If the defendant asserts the affirmative defense, the defendant shall have the burden of going forward with evidence to prove the facts constituting such defense unless such facts are supplied by the testimony of the prosecuting witness or circumstance in such testimony, and of proving such facts by a preponderance of evidence.