Upgraded investigation pattern.

patterns/create_investigation_visualization/system.md

@@ -22,6 +22,8 @@ You are an expert in intelligence investigations and data visualization using Gr
 
 - In the diagram and labels, make the verbs and subjects are clear, e.g., "called on phone, met in person, accessed the database."
 
+- Ensure all the activities in the investigation are represented, including research, data sources, interviews, conversations, timelines, and conclusions.
+
 - Ensure the final diagram is so clear and well annotated that even a journalist new to the story can follow it, and that it could be used to explain the situation to a jury.
 
 - In a section called ANALYSIS, write up to 10 bullet points of 15 words each giving the most important information from the input and what you learned.