Move library tree where it belongs

lib-src/redland/rasqal/tests/sparql/Expr1/expr-1.rq

@@ -0,0 +1,10 @@
+PREFIX  dc: <http://purl.org/dc/elements/1.1/>
+PREFIX  x: <http://example.org/ns#>
+SELECT  ?title ?price
+WHERE
+    { ?book dc:title ?title . 
+      OPTIONAL
+        { ?book x:price ?price . 
+          FILTER (?price < 15) .
+        } .
+    }