Japanese Raft Game

This is a puzzle/game where you need to get everyone across to the other side, obeying these simple rules.
Only the father, mother, and policeman can operate the raft.
The mother cannot be left with any of the sons IF the father is not present.
The father cannot be left with any of the daughters IF the mother is not present.
The criminal cannot be left with any family member IF the policeman is not present.

When the instruction page loads, click the Big Blue Circle in the bottom right corner of the page to start the game.

Now go and have fun.