Performance improvements
diff --git a/src/test/resources/queries/benchmark1.jsonld b/src/test/resources/queries/benchmark1.jsonld
new file mode 100644
index 0000000..79403b4
--- /dev/null
+++ b/src/test/resources/queries/benchmark1.jsonld
@@ -0,0 +1,25 @@
+{
+    "@context" : "http://ids-mannheim.de/ns/KorAP/json-ld/v0.1/context.jsonld",
+    "query": {
+	"@type": "korap:group", 
+	"operation": "operation:position", 
+	"frame": "frame:contains",
+	"operands": [
+	    {
+		"@type": "korap:span",
+		"layer" : "c",
+		"foundry" : "cnx",
+		"key": "np"
+	    }, 
+	    {
+		"@type": "korap:token",
+		"wrap" : {
+		    "@type": "korap:term", 
+		    "foundry": "mate",
+		    "layer": "pos",
+		    "key" : "NE"
+		}
+	    }
+	]
+    }
+}