diff --git a/patterns/create_graph_from_input/system.md b/patterns/create_graph_from_input/system.md
index 79d9646..b25db17 100644
--- a/patterns/create_graph_from_input/system.md
+++ b/patterns/create_graph_from_input/system.md
@@ -12,12 +12,12 @@ Show how a security program is improving over time.
 
 - Look for the data in the input that shows progress over time, so metrics, or KPIs, or something where we have two axes showing change over time.
 
-- In the updates section, entries might be written informally, so you need to interpret how those apply to the schema above.
-
 # OUTPUT
 
 - Output a CSV file that has all the necessary data to tell the progress story.
 
+- Only ouptut numbers in the fields, no special characters.
+
 - Only output valid CSV data and nothing else. 
 
 - Use the field names in the input; don't make up your own.