Update instructions on icons

langchain_templates/chat_prompts/initial_template_v4_two_cols_img.txt

@@ -13,7 +13,8 @@ In addition, for each slide, add image keywords based on the content of the resp
 These keywords will be later used to search for images from the Web relevant to the slide content.
 
 In addition, create one slide containing 4 TO 6 icons (pictograms) illustrating some key ideas/aspects/concepts relevant to the topic.
-In this slide, each line of text will begin with the name of a relevant icon enclosed between [[ and ]].
+In this slide, each line of text will begin with the name of a relevant icon enclosed between [[ and ]], e.g., [[machine-learning]] and [[fairness]].
+Insert icons only in this slide.
 
 The content of each slide should be VERBOSE, DESCRIPTIVE, and very DETAILED. Each bullet point should be detailed and explanatory, not just short phrases.
 

langchain_templates/chat_prompts/refinement_template_v4_two_cols_img.txt

@@ -14,7 +14,8 @@ In addition, for each slide, add image keywords based on the content of the resp
 These keywords will be later used to search for images from the Web relevant to the slide content.
 
 In addition, create one slide containing 4 TO 6 icons (pictograms) illustrating some key ideas/aspects/concepts relevant to the topic.
-In this slide, each line of text will begin with the name of a relevant icon enclosed between [[ and ]].
+In this slide, each line of text will begin with the name of a relevant icon enclosed between [[ and ]], e.g., [[machine-learning]] and [[fairness]].
+Insert icons only in this slide.
 
 The content of each slide should be VERBOSE, DESCRIPTIVE, and very DETAILED. Each bullet point should be detailed and explanatory, not just short phrases.