A long-standing conflict between brothers Robert and Edward divided their family. Their father made several attempts to reconcile them, but they couldn't be in the same room without fighting. Their mother avoided discussing the situation and scheduled family events in ways that didn't require the brothers to be together. Their other siblings chose sides. Robert's co-worker Elena never met Edward, but she encouraged Robert to make peace with his brother. Edward's boss, Patrick, was an old friend of Robert's.

According to the Third Side process, which of the following would most likely be considered part of the Third Side in this conflict?

• Robert
• Edward
• Edward's boss, Patrick
• Edward and Robert's father