(let
  $X8=((keyword & 
  (let
    $X7=(<-1>(text & 
    (let
      $X6=(<-1>(description & 
      (let
        $X5=(<-1>(annotation & 
        (let
          $X4=(<-1>(closed_auction & 
          (let
            $X3=(<-1>(closed_auctions & 
            (let
              $X2=(<-1>(site & 
              (let
                $X1=(<-1>(~<-1>T & ~<-2>T & ~<2>T & T) | <-2>$X1)
              in
                $X1)) | <-2>$X2)
            in
              $X2)) | <-2>$X3)
          in
            $X3)) | <-2>$X4)
        in
          $X4)) | <-2>$X5)
      in
        $X5)) | <-2>$X6)
    in
      $X6)) | <-2>$X7)
  in
    $X7)) | <1>$X8 | <2>$X8)
in
  $X8)