{{- $input := . -}}

{{- $notExpired  := where $input "Params.expirydate" "eq" nil -}}
{{- $notUnlisted := where $input "Params.unlisted"   "eq" nil -}}

{{- $filteredPages := $notExpired | intersect $notUnlisted -}}

{{- $output :=  $filteredPages -}}

{{- return $output -}}