label parent id text field

templates/edit.html

@@ -11,7 +11,7 @@
 		<form action="/{{item[0]}}?_method=PUT" method="POST">
 			<input name="title" type="text" value="{{item[1]}}">
 			<textarea name="description">{{item[2]}}</textarea>
-			<input type="number" name="parent_id" value="{{item[5]}}"/>
+			Parent Item ID: <input type="number" name="parent_id" value="{{item[5]}}"/>
 			<input type="submit"/>
 		</form>
 	</section>