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-rw-r--r--prolog/problems/family_relations/mother_2/en.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/prolog/problems/family_relations/mother_2/en.py b/prolog/problems/family_relations/mother_2/en.py
index dca6c14..f8cda9a 100644
--- a/prolog/problems/family_relations/mother_2/en.py
+++ b/prolog/problems/family_relations/mother_2/en.py
@@ -2,7 +2,7 @@ name = 'mother/2'
slug = 'the mother-child relation'
description = '''\
-<p><code>mother(?M, ?C)</code>: <code>M</code> is the mother of <code>C</code>.</p>
+<p><code>mother(M, C)</code>: <code>M</code> is the mother of <code>C</code>.</p>
<pre>
?- mother(tina, william).
true.