From 95e2fe57f6e4639f6ae9f1fef368829d5090dbf6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ale=C5=A1=20Smodi=C5=A1?= <aless@guru.si>
Date: Tue, 18 Aug 2015 16:06:19 +0200
Subject: Exported all problems from the SQLite database into the new directory
structure.
---
prolog/problems/family_relations/descendant_2/common.py | 13 +++++++++++++
prolog/problems/family_relations/descendant_2/en.py | 14 ++++++++++++++
2 files changed, 27 insertions(+)
create mode 100644 prolog/problems/family_relations/descendant_2/common.py
create mode 100644 prolog/problems/family_relations/descendant_2/en.py
(limited to 'prolog/problems/family_relations/descendant_2')
diff --git a/prolog/problems/family_relations/descendant_2/common.py b/prolog/problems/family_relations/descendant_2/common.py
new file mode 100644
index 0000000..408b3c7
--- /dev/null
+++ b/prolog/problems/family_relations/descendant_2/common.py
@@ -0,0 +1,13 @@
+id = 101
+group = 'family_relations'
+number = 8
+visible = True
+facts = 'family_relations'
+
+solution = '''\
+descendant(X, Y) :-
+ parent(Y, X).
+descendant(X, Y) :-
+ parent(Y, Z),
+ descendant(X, Z).
+'''
diff --git a/prolog/problems/family_relations/descendant_2/en.py b/prolog/problems/family_relations/descendant_2/en.py
new file mode 100644
index 0000000..d4ac794
--- /dev/null
+++ b/prolog/problems/family_relations/descendant_2/en.py
@@ -0,0 +1,14 @@
+id = 101
+name = 'descendant/2'
+slug = 'the descendant relation'
+
+description = '''\
+<p><code>descendant(X, Y)</code>: <code>X</code> is a descendant (child, grandchild,...) of <code>Y</code>.</p>
+<pre>
+ ?- descendant(patricia, X).
+ X = william ;
+ X = tina ;
+ X = thomas.
+</pre>'''
+
+hint = {}
--
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