From 5f3439521162c22ef90e22424a14cceada925c21 Mon Sep 17 00:00:00 2001
From: Arun Isaac
Date: Fri, 8 Aug 2025 15:13:17 +0100
Subject: Add example key file.

---
 doc/file-formats.md | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/doc/file-formats.md b/doc/file-formats.md
index a5e44f4..52ccd0a 100644
--- a/doc/file-formats.md
+++ b/doc/file-formats.md
@@ -52,4 +52,10 @@ chr11	3464016	A	-0.3461	-0.334	-0.3331	0.08
 The key file is a tab-separated values (TSV) file with numerical data. There MUST be no column headers.
 
 Here is an example key file.
-`TODO: Add example.`
+```
+-0.4397501	0.37277363	0.63142739	0.50129352	-0.13290571
+0.13568008	-0.13505327	0.2149694	-0.29304762	-0.91173613
+0.52289655	0.83464826	0.010733899	-0.17227947	0.012084877
+-0.70250368	0.31764876	-0.19654188	-0.60576289	-0.0032338057
+-0.14587165	0.21274863	-0.71857058	0.51594477	-0.38848011
+```
-- 
cgit 1.4.1