An AI model was given the task: 'Summarize the main causes of World War I.' The model produced two responses, an initial one and a revised one created after receiving some guidance.

Initial Response: 'World War I was caused by the assassination of an archduke.'

Revised Response: 'The primary causes of World War I were a complex web of long-term factors, including militarism, alliance systems, imperialism, and nationalism. The immediate trigger was the assassination of Archduke Franz Ferdinand of Austria-Hungary in 1914, which set off a chain reaction due to the pre-existing alliances.'

Analyze the differences between the two responses. What specific points of feedback were likely provided to the model to guide it from the initial to the revised response?