diff --git a/dev/demo/all.html b/dev/demo/all.html
index f878e36..eb78dc4 100644
--- a/dev/demo/all.html
+++ b/dev/demo/all.html
@@ -107,7 +107,66 @@
         /*
 	      KorAP.koralQuery = {"matches":["..."],"errors":[[302,"Parantheses\/brackets unbalanced.","20"]],"query":{"wrap":{"layer":"orth","match":"match:eq","foundry":"opennlp","key":"Goethe","@type":"koral:term"},"@type":"koral:token"},"meta":{"serialQuery":"tokens:s:Goethe","startIndex":0,"version":"unknown","itemsPerPage":25,"context":"p","benchmark":"0.103553092 s","totalResults":-1}};
         */
-        KorAP.koralQuery = {"matches":["..."],"query":{"wrap":{"layer":"orth","match":"match:eq","foundry":"opennlp","key":"Goethe","@type":"koral:term"},"@type":"koral:token"},"meta":{"serialQuery":"tokens:s:Goethe","startIndex":0,"version":"unknown","itemsPerPage":25,"context":"p","benchmark":"0.103553092 s","totalResults":-1}};
+
+KorAP.koralQuery = {
+  "matches":["..."],
+        "collection":{
+        "@type": "koral:docGroup",
+        "operation": "operation:or", "operands": [{
+      "@type": "koral:docGroup",
+      "operation": "operation:and",
+      "operands": [
+        {
+          "@type": "koral:doc",
+          "key": "title",
+          "match": "match:eq",
+          "value": "Der Birnbaum",
+          "type": "type:string"
+        },
+        {
+          "@type": "koral:doc",
+          "key": "pubPlace",
+          "match": "match:eq",
+          "value": "Mannheim",
+          "type": "type:string"
+        },
+        {
+          "@type": "koral:docGroup",
+          "operation": "operation:or",
+          "operands": [
+            {
+              "@type": "koral:doc",
+              "key": "subTitle",
+              "match": "match:eq",
+              "value": "Aufzucht und Pflege",
+              "type": "type:string"
+            },
+            {
+              "@type": "koral:doc",
+              "key": "subTitle",
+              "match": "match:eq",
+              "value": "Gedichte",
+              "type": "type:string"
+            }
+          ]
+        }
+      ]
+    },
+    {
+      "@type": "koral:doc",
+      "key": "pubDate",
+      "match": "match:geq",
+      "value": "2015-03-05",
+      "type": "type:date",
+        "rewrites" : [{
+	      "@type" : "koral:rewrite",
+	      "operation" : "operation:modification",
+	      "src" : "querySerializer",
+	      "scope" : "tree"
+        }]
+    }
+  ]
+}, "query":{"wrap":{"layer":"orth","match":"match:eq","foundry":"opennlp","key":"Goethe","@type":"koral:term"},"@type":"koral:token"},"meta":{"serialQuery":"tokens:s:Goethe","startIndex":0,"version":"unknown","itemsPerPage":25,"context":"p","benchmark":"0.103553092 s","totalResults":-1}};
       </script>
 
       <div id="search">