{
ValueDesc value_desc(x.find("value_desc")->second.get_value_desc());
if(!value_desc.parent_is_value_node() || !ValueNode_DynamicList::Handle::cast_dynamic(value_desc.get_parent_value_node()))
return false;
{
ValueDesc value_desc(x.find("value_desc")->second.get_value_desc());
if(!value_desc.parent_is_value_node() || !ValueNode_DynamicList::Handle::cast_dynamic(value_desc.get_parent_value_node()))
return false;