Mind Games Contest No. 1 Answer 3

Answer
At the beginning everyone stays at side A and want to go to side B together.

1. Man takes chicken to side B.
2. Man comes back to side A alone.
3. Man takes fox to side B.
4. Man takes chicken to side A.
5. Man takes corn to side B.
6. Man comes back to side A alone.
7. Man takes chicken to side B.

They all reached the side B.