SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function arrayCount (children 1)
     ExpressionList (children 2)
      Function lambda (children 1)
       ExpressionList (children 2)
        Function tuple (children 1)
         ExpressionList (children 1)
          Identifier x
        Function greater (children 1)
         ExpressionList (children 2)
          Identifier x
          Literal UInt64_0
      Literal Array_[UInt64_1, UInt64_2, UInt64_3]
