How does the brainstorming method of freewriting in writing a research paper?

Read the excerpt from it's our world, too! : young people who are making a difference.the author’s purpose in this excerpt is to

Key events - what happens? what do we learn about the character in this event? or how does the event change the character? what is the author’s message in each set of events you have identified? 1.bruno and his family move from berlin to auschwitz due to the move he learns of the camp which leads to another key event. 2.bruno meets shmuel when they meet, they become friends which in turn towards the end leads to their untimely demise.

Is directly communicated and requires little interpretation