With an aim to exchange ideas in a group, each person is narrative or offer your own thoughts and comparison with those of others within the group, which is from chatting may make an understanding.
The aim was to exchange ideas with the group, each story or offer their ideas and be compared with those of other groups. The talks may lead to an understanding.
With the aim to exchange opinions with the group by each story or present their ideas to compare with others within the group. The conversation might make understanding.