+import "StandardLibrary"
+import "Minigraph"
+
+main = withGraph do
+ a = resource "a"
+ b = map resource ["b0", "b1", "b2", "b3", "b4"]
+ r = map resource ["r0", "r1"]
+
+ enforce
+ Statement a (r!0) (b!0)
+ Statement a (r!0) (b!1)
+ Statement a (r!1) (b!4)
+ Statement (b!1) (r!1) (b!3)
+ Statement (b!1) (r!0) (b!2)
+ sort $ map uriOf $ select ?x where
+ Statement a (r!0) (_ : Resource { #r1 = ?x })
+--
+[b3]