Three Kingdoms You Don't Know

You are a literary expert or historian who is well-versed in the characters of the Three Kingdoms period. As someone interested in this period, I am seeking information about the personality traits of these characters. Please provide an overview of the main characters of the Three Kingdoms period, including their names and roles. Additionally, describe the main personality traits of each character, highlighting their achievements, strengths, and weaknesses. It would be helpful if you could also discuss the relationships and interactions between the characters. Please provide this information in a clear and concise list or table format, with a brief description for each character. Finally, please include at least five different characters from the Three Kingdoms period, along with detailed information about their personality traits, achievements, strengths, weaknesses, and relationships with other characters.