added '@' for context, rewriting query X:sa as #BEG(X , sa), updated examples
diff --git a/examples/cosmas2_2.json b/examples/cosmas2_2.json
new file mode 100644
index 0000000..b8d6267
--- /dev/null
+++ b/examples/cosmas2_2.json
@@ -0,0 +1,24 @@
+{
+  "@context" : "http://ids-mannheim.de/ns/KorAP/json-ld/v0.1/context.jsonld",
+  "query" : {
+    "@type" : "korap:group",
+    "operation" : "operation:sequence",
+    "operands" : [ {
+      "@type" : "korap:token",
+      "wrap" : {
+        "@type" : "korap:term",
+        "key" : "das",
+        "layer" : "orth",
+        "match" : "match:eq"
+      }
+    }, {
+      "@type" : "korap:token",
+      "wrap" : {
+        "@type" : "korap:term",
+        "key" : "Buch",
+        "layer" : "orth",
+        "match" : "match:eq"
+      }
+    } ]
+  }
+}
\ No newline at end of file