Opening (2 min): both sides explain why they're for or against the statement.
--> Don't give away everything, just summarize.
POV (4 min): people for start and give two arguments. People against continue and give two arguments. --> take notes!
Rebuttal (6 min): people for react to people against and vice versa. You may add one more argument to strengthen your case.
Closing (2 min): people for summarize arguments and people against summarize theirs.