SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function arrayFold (children 1)
     ExpressionList (children 4)
      Function lambda (children 1)
       ExpressionList (children 2)
        Function tuple (children 1)
         ExpressionList (children 3)
          Identifier acc
          Identifier x
          Identifier y
        Function plus (children 1)
         ExpressionList (children 2)
          Function plus (children 1)
           ExpressionList (children 2)
            Identifier acc
            Function multiply (children 1)
             ExpressionList (children 2)
              Identifier x
              Literal UInt64_2
          Function multiply (children 1)
           ExpressionList (children 2)
            Identifier y
            Literal UInt64_3
      Literal Array_[UInt64_1, UInt64_2, UInt64_3, UInt64_4]
      Literal Array_[UInt64_5, UInt64_6, UInt64_7, UInt64_8]
      Function toInt64 (children 1)
       ExpressionList (children 1)
        Literal UInt64_3
