Burning IQ:River Crossing

8 people, 1 boat.

Please help all the people cross the river !

Besides, here are some rules:

1 when prisoner is separated from policeman，he will hurt the family.

2 when father is separated from sons,mother will hit the sons.

3 when mother is separated from daughters,the daughter will get lost.

4 The boat cannot drive without adult.

Send all the people to the opposite bank, and you will win the game.

The fewer steps, the better score!!

If you have confidence in your IQ, why not have a try in this game!

You make things worth!

----------------------------SYJ