In a "Family Intelligence Show" show, a couple participated in a quiz with their son and daughter. The results showed that [1] the first and third genders were different. [2] the oldest members and The third gender is different. [3] The youngest member is different from the fourth. [4] The first is older than the fourth. [5] The father is the oldest member. [6] Second First name is not the youngest member. It can be seen that the second place is:. ['Father.', 'Mother.', 'Daughter.', 'Son.']