If you start to investigate this goal, an automatic screen will appear to ask you the person's name. This is how an interview is Goal Driven
the interview has been completed if* the name of the person is known.
In order for the goal "the applicant is eligible for benefits" to be answered, all the information in the sub clauses will need to be collected. Age, number of children, the age of each child.
the applicant is eligible for benefits if the age of the applicant is < 30 the applicant has at least one child Exist(the applicant's children, the child is under eighteen years of age)