diff --git a/playground/unsw/edit-test/edit-row-schema.json b/playground/unsw/edit-test/edit-row-schema.json
index a743547c..d65131d5 100644
--- a/playground/unsw/edit-test/edit-row-schema.json
+++ b/playground/unsw/edit-test/edit-row-schema.json
@@ -26,6 +26,16 @@
       "title": "Z"
     }
 
-    
+    "request.chemistry": {
+      "type": "array",
+      "title": "Chemistry",
+      "items": {
+        "type": "object",
+        "required": [
+          "chemistry",
+          "aim",
+          "error"
+        ],
+        "properties": {    
   }
 }
\ No newline at end of file