Schema
Jupiter choosen Kaddu
》
Kaddu choose Elara
》
Elara choose jupiter
SF for jupiter is Kaddu ( 1 )
SF for Kaddu is elara (2 )
SF for Elara is jupiter ( 3 )
Mean
Jupiter choosen kaddu and no more choose she got
Kaddu choose elara no more choose she got
Elara choose jupiter no more choose she got
Each get 1 SF .