From b3fc14e5d4a8a762b90406da0887faa1f6c5a118 Mon Sep 17 00:00:00 2001
From: Pjotr Prins
Date: Wed, 28 Jun 2023 07:54:55 -0500
Subject: Add link

---
 api/questions-to-ask-GN.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/api/questions-to-ask-GN.md b/api/questions-to-ask-GN.md
index 9b26168..b3c4048 100644
--- a/api/questions-to-ask-GN.md
+++ b/api/questions-to-ask-GN.md
@@ -8,6 +8,9 @@ https://github.com/kbroman/gnapi
 
 Note the API is currently up for discussion (WIP).
 
+To understand concepts such as Groups it may be worth reading
+[this](../features/data-structures.md)
+
 ## Is it live?
 
 ```
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