Hey there,
I got it too,there are 8 members. It drove me nuts for few minutes,lol.
grandfather/one father/father-in-law = 1 father and his son = 2 fathers
grandmother/one mother/motehr-in-law=1 mother and her dauther-in-law=2 mothers
4 grand children
so 2+2+4 = 8.
regards,
well can U tell ???
what is the opposite of MINIMUM ???
when done don't run to hit me,lol !
Regards