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diff --git a/prolog/problems/sets/powerset_2/en.py b/prolog/problems/sets/powerset_2/en.py
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+id = 134
+name = 'powerset/2'
+slug = 'find all subsets of a set'
+
+description = '''\
+<p><code>powerset(Set, Powerset)</code>: the list <code>Powerset</code> contains all subsets of <code>Set</code>.</p>
+<pre>
+  ?- powerset([1,2,3], L).
+    L = [[1,2,3],[1,2],[1,3],[1],[2,3],[2],[3],[]].
+</pre>'''
+
+hint = {}